Related MCQs

• Q. Which of the following metals are obtained by electrolysis of their chlorides in molten state? (i)
• Q. Which one of the following elements exhibit maximum number of valence electrons ?
• Q. An element has 12 protons. The group and period to which this element belongs to is
• Q. Graphite is used as a lubricant in machines because
• Q. Which of the following elements will form an acidic oxide ?
• Q. The following reaction is an example of a 4NH3(g) + 5O2(g) → 4NO(g) + 6H2O(g) (i) displacement r
• Q. Which of the following is not a mineral acid?
• Q. Vinegar is a solution of
• Q. Which of the following is correct order of size ?
• Q. Combustion reactions are always