A. Li B. Al C. Si D. Mg
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A. Valency B. Atomic weight C. Equivalent weight D. All of the above
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A. Boron B. Thallium C. Aluminium D. All of these
A. Iodine B. Phosphorus C. Nitrogen D. Oxygen
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A. Fluorine B. Chlorine C. Bromine D. Iodine
A. Catches fire easily B. Burns and gives soot C. Forms phosphine which gives smoke D. None of these
A. Mercuric oxide B. Mercurous oxide C. Mercuric hydroxide D. Mercurous chloride
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A. Zn and Pb B. Fe and Hg C. Fe and C D. C and Pt