General Studies  Chemistry

1. A word Acid is coined from

Greek Latin Arabic All the above

2. King of Chemical

Hcl HNO3 H2SO4 CH3COOH

3. Acid present in soda

Hcl HNO3 CH3COOH H2CO3

4. Acid present in Tamarid and Grapes

Tartaric acid Formic acid Oxalic acid Acetic acid

5. Strongest acid

H2CO3 H2SO4 HFSO3 HNO3

6. Basicity of acetic acid

1 2 3 4

7. Plant ash contains

sodium carbonate potassium carbonate calcium carbonate both a and b

8. Example of antacid

NaOH Ca(OH)2 Mg(OH)2 All the above

9. Which gas turn lime water to milky

CO CO2 N2O NO

10. Which is used in cleaning of glass apparatus

Ammonium Hydroxide Sodium Hydroxide Potassium Hydroixide None

 

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