Which of the following liquids has the highest pH?
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Chemistry GK · all questionsAcid, Base and Salts
Acid, Base and Salts
practice.
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If a solution changes the colour of blue litmus paper to red, what will the pH of this solution be?
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The color of inactive litmus solution is . . . . . . . .
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Select the incorrect statement regarding potash alum.
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Litmus solution is derived from . . . . . . . .
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Match List I with List II.
| List-I | List-II |
| a. 10-7 | 1. pH value of neutral solution |
| b. > 7 | 2. pH value of acidic solution |
| c. < 7 | 3. pH value of alkaline solution |
| d. 7 | 4. In pure water hydrogen ion concentration |
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Consider the following statements.
1. Acids are sour in taste and change the colour of blue litmus to red.
2. Bases are bitter and change the colour of red litmus to blue.
3. Litmus is a natural indicator.
Which of the statements given above is/are correct?
1. Acids are sour in taste and change the colour of blue litmus to red.
2. Bases are bitter and change the colour of red litmus to blue.
3. Litmus is a natural indicator.
Which of the statements given above is/are correct?
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The chemical formula of baking soda is
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The pH value of neutral solution is . . . . . . . .?
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Fill in the blanks with appropriate options. . . . . . . . . turns blue litmus into red and . . . . . . . ., turns . . . . . . . . litmus to blue
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The antacid marketed as milk of magnesia has as main ingredient.
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Assertion (A) To dilute sulphuric acid, acid is added to water and not water to acid.
Reason (R) Specific heat of water is very high.
Reason (R) Specific heat of water is very high.
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Which one of the following statements is correct?
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A mixture of concentrated nitric acid and concentrated hydrochloric acid in the ratio of . . . . . . . . is called Aqua-Regia.
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The substance most commonly used as a food preservative is
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Consider the following statements.
1. Anhydrous Sodium bicarbonate is commonly known as baking sodium (baking soda).
2. Baking soda is used as a fire extinguisher.
3. Bleaching powders are produced in Hasnclaver plant.
Which of these statements is right.
1. Anhydrous Sodium bicarbonate is commonly known as baking sodium (baking soda).
2. Baking soda is used as a fire extinguisher.
3. Bleaching powders are produced in Hasnclaver plant.
Which of these statements is right.
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Which of the following is present in maximum, amount in acid rain?
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. . . . . . . . is an amphoteric nature?
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Metals react with acids to produce.
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Q100
Open questionWhich of the following metals can form amphoteric oxide?
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