Chemical Symbols Multiple Choice Questions (MCQ) PDF - 76

MCQ 376: In one molecule of Sulfuric Acid (H₂SO₄),

1. one ion of hydrogen combines with one ion of sulphate
2. two ions of sulphate combine with one ion of hydrogen
3. two ions of hydrogen combine with one ion of sulphate
4. two ions of hydrogen combine with two ions of sulphate

MCQ 377: Symbol of silver is

1. Si
2. Se
3. Sn
4. Ag

MCQ 378: Addition of salt in the water will

1. lower the boiling point
2. lower the freezing point
3. raise the boiling point
4. raise the melting point

MCQ 379: Consider the equation: Pb+2 (aq) + 2OH- (aq) → Pb(OH)₂ (s). The precipitate of lead (II) hydroxide will be of

1. green color
2. blue color
3. brown color
4. white color

MCQ 380: Under thermal decomposition, copper nitrate gets converted into

1. Copper oxide
2. Nitrogen oxide
3. Oxygen
4. all of above