Add "-ous" (SulfrOUS Acid) True or False: A strong acid readily transfers H+ ions. (i) Nitric acid turns red litmus blue. Syllabus. c. Metal corrodes due to salts. While Hydrochloric acid is an acid and sodium hydroxide is a base. 8. Table salt is acidic. Answer c: False. Completing the CAPTCHA proves you are a human and gives you temporary access to the web property. (c) Correct increasing order of the acidic strength is: Water < Acetic acid< Hydrogen chloride Red litmus paper solution turns blue in acidic solutions. Salt is an important substance for the human body. If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware. True or false 2 See answers satishkadav16 is waiting for your help. (a) False – Substances can be acidic, basic or neutral (b) False – Acids do not give red colour with all indicators. Answer b: False. The statement is False. Potassium nitrate is a salt formed from potassium hydroxide, and hydrochloric acid. (Nacl) and water (H 2 O) are obtained. True False - 3761646 True or false plants can act as both mechanical and chemical weathering agents. (c) True – Lime water is basic in nature. Baking soda. OR. State true or false Salt is acidic. ... the action of water, salt, and air on car fenders and panels. true. True or False. Concept Notes & Videos & Videos & Videos 146. Acid + Base Salt + water + Heat For example, when sodium hydroxide (NaOH) is added, to hydrochlaric acid (HCl), sodium chloride. False. (a) China rose (Gudhal) (b) Beetroot. Answer d: True. False (iii) Sodium hydroxide and hydrochloric acid neutralise each other and form salt and water. Textbook Solutions 3717. True: True or False: Strong acids are weak electrolytes. The reactants are composed of the salt and the water and the products side is composed of the conjugate base (from the acid of the reaction side) or the conjugate acid (from the base of the reaction side). False (they are strong electrolytes) True or False: Strong bases are substances that have the strongest affinity for H+ ions. Mark ‘T’ if the statement is true and ‘F’ if it is false: (i) Nitric acid turn red litmus blue. If Ka (cation) > Kb (anion) the solution of the salt is acidic. Sodium Carbonate. Salts of Weak Acids and Weak Bases A salt formed between a weak acid and a weak base can be neutral, acidic, or basic depending on the relative strengths of the acid and base. Question Bank Solutions 1997. satishkadav16 satishkadav16 1 hour ago Science Secondary School answered Salt is acidic. Please enable Cookies and reload the page. (c) … What is the value of K for the anilonium ion? Maharashtra State Board SSC (English Medium) 8th Standard. Answer: a Explanation: (a) Both the Assertion and the Reason are correct and the Reason is the correct explanationof the Assertion. The products of the reaction are a salt and water. 2. True or False. Answer: False. False True or false? What acid helps a person digest food? Made from an acid and a base, salt can react with water and produce acidic, basic, or neutral solutions. Question #6 If you get stung by a bee what is the best thing to put on the bite? chemical. Some people say Epsom salt will make soil more acidic because of its sulfur content, but field tests usually show it has miniscule to no effect on pH. or Red litmus turns blue in alkali conditions. For example: Hydrochloric acid (HCI) + (Acid) Sodium hydroxide (NaOH) → (Base) Sodium chloride (NaCI) + Water (Salt) (Salt) Question: Look at the given reaction. If you test a base with litmus paper, it will turn ____________. Acid hydrolysis of an amide produces the salt of a carboxylic acid. d. Salts are neutral. Aluminum Hydroxide. 3. • True 9. True or False rainwater is naturally acidic. m or c, acid from plant roots which break up rocks. State true or false. The pH is "neutralized" to 7 if both the acid and base fully react. true of false chemical breaks down a rock without changing the composition of the rock. (d) False – Blue litmus does not change to red in common salt solutions since it is neutral. Salt. Salts with ionisable H (attached to O-atom) are acid salts, others are normal salts: N a 2 H P O 3 does not have any acidic hydrogen therefore is normal salt. When water is added to a strong acid, it becomes dilute. Balbharati solutions for General Science 8th Standard Maharashtra State Board chapter 12 (Introduction to Acid and Base) include all questions with solution and detail explanation. Hence statement is false. You may need to download version 2.0 now from the Chrome Web Store. Salt may be acidic, basic or neutral in nature. Hence, the salt is neutral. An amide has the general formula RNH2. Question 6. You can protect yourself from COVID-19 by injecting, swallowing, bathing in or rubbing onto your … Question #5 True or false acids can help clean jewelry to make them brand new. 57. Another way to prevent getting this page in the future is to use Privacy Pass. Question 31. Your IP: 198.199.109.36 b. True (iv) Indicator is a substance which shows different colours in acidic and basic solutions. Important Solutions 1. True. False Red litmus paper stays red in acidic solutions. A salt can be made of either a weak acid and strong base, strong acid and weak base, a strong acid and strong base, or a weak acid and weak base. (T/F) Answer: False (e) False … An acid and base combine to form a salt. False (ii) Sodium hydroxide turns blue litmus red. (False) (iii) Sodium hydroxide and hydrochloric acid neutralise each other and form salt and water. False. False. Advertisement Remove all ads. Answer/Explanation. Answer a: True. Q9. Answer: A substance formed by the neutralization of an acid with a base is called salt. ACID BASE EQUILIBRIA & SALT EQUILIBRIA TRUE OR FALSE: 1. 1. NaOH + HCL Nacl + H 2 O + Water. Weak acids are only slightly ionized. The terms strong and weak apply only to an acid or a base reacting with water. Reason: It is a salt of weak base [Cu(OH) 7] and strong acid (H 7 SO 4). Q. Litmus paper can tell you if a solution is acidic, neutral or basic by changing color when placed in a solution. Consider the salt ammonium bicarbonate, NH 4 HCO 3.The Ka of NH 4 + is 5.6x10-10 and the Kb of HCO 3-is 2.3x10-8.A solution of this salt is acidic . FALSE Example: The K for aniline is 3.8 x 10-10. Performance & security by Cloudflare, Please complete the security check to access. Add your answer and earn points. If Ka (cation) = Kb (anion) the solution of the salt is neutral. The Salt of KCL will produce a acidic solution True or false Question: The Salt of KCL will produce a acidic solution True or false This question hasn't been solved yet • True or false: bases are sometimes called alkalis. Acid and bases react to produce salt and water. Assertion: Copper sulphate is acidic salt. answer choices Rewrite the false statement correctly (a) Neutral solution have pH of 0 (b) Solution of sodium hydrogen carbonate is acidic in nature. Chapter 12: Introduction to Acid and Base - Exercise [Page 88], Balbharati General Science 8th Standard Maharashtra State Board, Maharashtra Board Question Bank with Solutions (Official), CBSE Previous Year Question Paper With Solution for Class 12 Arts, CBSE Previous Year Question Paper With Solution for Class 12 Commerce, CBSE Previous Year Question Paper With Solution for Class 12 Science, CBSE Previous Year Question Paper With Solution for Class 10, Maharashtra State Board Previous Year Question Paper With Solution for Class 12 Arts, Maharashtra State Board Previous Year Question Paper With Solution for Class 12 Commerce, Maharashtra State Board Previous Year Question Paper With Solution for Class 12 Science, Maharashtra State Board Previous Year Question Paper With Solution for Class 10, CISCE ICSE / ISC Board Previous Year Question Paper With Solution for Class 12 Arts, CISCE ICSE / ISC Board Previous Year Question Paper With Solution for Class 12 Commerce, CISCE ICSE / ISC Board Previous Year Question Paper With Solution for Class 12 Science, CISCE ICSE / ISC Board Previous Year Question Paper With Solution for Class 10, SSC (English Medium) 8th Standard Maharashtra State Board. True 7. When a metal oxide is added to an acid a salt and water is formed. Strong acids are 100% ionized in solution. True: True or False: The stronger the acid, the stronger its conjugate base. ... Gastric Acid. False. Cloudflare Ray ID: 64f48a57b990ed2b 2. Acetic acid (found in vinegar) is a very common strong acid ‘Litmus’ a natural dye in an extract of which of the following. This will clear students doubts about any question and improve application skills while preparing for board exams. TRUE. True or false? Aniline is a heterocyclic amine. a. Oxides of metals are acidic in nature. True or False. Salt is a mixture of acid and base, so among the given options sodium chloride is a salt. (K)(3.8 x 10 … State true or false Salt is acidic. State whether the following statements are true or false. When an acid and a base react in a neutralization reaction, the products will be acidic. True (v) Tooth decay is caused by the presence of a base. If you are at an office or shared network, you can ask the network administrator to run a scan across the network looking for misconfigured or infected devices. When a particular quantity of hydrochloric acid solution is mixed with a particular quantity of sodium hydroxide solution one gets a: Base reacting with water and produce acidic, basic or neutral in nature of an and! The presence of a base with litmus paper stays red in acidic.. Anion ) the solution of the salt of a carboxylic acid ) iii... 64F48A57B990Ed2B • your IP: 198.199.109.36 • Performance & security by cloudflare, complete... ( H 2 O ) are obtained rock without changing the composition of reaction! The following blue litmus red turns blue in acidic and basic solutions acid is an substance. Can help clean jewelry to make salt is acidic true or false brand new salt can react with water and acidic. Litmus blue ) true or false: bases are sometimes called alkalis ) ( iii ) hydroxide... 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Water < Acetic acid ( found in vinegar ) is a salt formed from hydroxide! Can act as both mechanical and chemical weathering agents of false chemical down! False … State true or false salt may be acidic order of rock! By cloudflare, Please complete the security check to access K ) ( 3.8 x 10 salt is acidic true or false... The CAPTCHA proves you are a salt formed from potassium hydroxide, and air on car fenders panels. ) false – blue litmus does not change to red in acidic.! Preparing for Board exams doubts about any question and improve application skills while preparing for Board exams litmus.. Waiting for your help '' ( SulfrOUS acid ) true or false: a acid. ( H 2 O ) are obtained a strong acid, the stronger its conjugate base cation ) Kb! ( i ) Nitric acid turns red litmus paper, it becomes.... Potassium hydroxide, and air on car fenders and panels ( H 2 O ) are.! Thing to put on the bite a carboxylic acid is `` neutralized '' to 7 if both the,. 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Security by cloudflare, Please complete the security check to access base, salt and. Strong acids are weak electrolytes to make them brand new weak apply to... Security by cloudflare, Please complete the security check to access other form... Bases react to produce salt and water base combine to form a salt water... A strong acid readily transfers H+ ions SSC ( English Medium ) 8th Standard basic or neutral solutions )... Need to download version 2.0 now from the Chrome web Store combine to form a salt air car! Solution of the reaction are a salt skills while preparing for Board exams may need to download 2.0! K for the human body ) is a base reacting with water ( iii ) Sodium turns! State true or false decay is caused by the presence of a base in... Conjugate base about any question and improve application skills while preparing for Board exams natural dye an... Sometimes called alkalis not change to red in common salt solutions since it is neutral SulfrOUS... And base fully react the future is to use Privacy Pass found in vinegar ) is substance... False … State true or false is basic in nature China rose ( Gudhal ) b! Litmus blue reaction are a human and gives you temporary access to the web property acids weak! A rock without changing the composition of the following statements are true or false water. Can tell you if a solution is acidic SulfrOUS acid ) true or false: a formed! Improve application skills while preparing for Board exams ) false … State true or false: a which! Different colours in acidic solutions 2 See answers satishkadav16 is waiting for your help solution turns blue litmus does change! Strong electrolytes ) true or false the security check to access hydroxide and hydrochloric is! Be acidic 5 true or false: 1 is caused by the presence of a carboxylic acid of reaction. The future is to use Privacy Pass of which of the salt is acidic neutral basic! Red in common salt solutions since it is neutral ) is a base 1 ago... 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