1 |
A neutral salt is not composed of. |
- A. Metallic ion
- B. Non metallic anion
- C. Anion of base
- D. Anion of acid
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2 |
Water is a; |
- A. strong electrolyte
- B. non-electrolyte
- C. weak electrolyte
- D. natural compound
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3 |
All acids turn blue litmus. |
- A. Red
- B. Blue
- C. Pinck
- D. White
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4 |
conjugate base of HCl is: |
- A. HCl<sup>-</sup>
- B. CH
- C. Cl
- D. NH<sub>3</sub>
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5 |
In the preparation of insoluble salts, which one of the facts is incorrect? |
- A. Two soluble salts are mixed
- B. Two in soluble salts are mixed .
- C. One of the salt produced is insoluble
- D. Both of the salts produced are insoluble
|
6 |
You want to dry a gas which one of the following salt you will use? |
- A. CaCl<sub>2</sub>
- B. NaCl
- C. CaO
- D. Na<sub>2</sub>SIO<sub>3</sub>
|
7 |
Which acid is present in our stomach. |
- A. Nitric acid
- B. Hydrochloric acid
- C. Sulphuric acid
- D. All of these
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8 |
Acids have taste |
- A. Bitter
- B. Seetish
- C. Sour
- D. Saltish
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9 |
Arrhenius put forward acid base concept in. |
- A. 1878
- B. 1786
- C. 1787
- D. 1790
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10 |
Which one is used for alkaline batteries? |
- A. NaOH
- B. Ca(OH)<sub>2</sub>
- C. KOH
- D. Mg(OH)<sub>2</sub>
|