CBSE · Chemistry
p Block Elements (Group 15, 16, 17 & 18)
492 practice questions for CBSE — 231 easy · 188 medium · 73 hard. Every question is graded instantly with a step-by-step solution when you miss it.
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MCQ
Match List I with List II List I CompoundsList II Uses(A). Chlorine(I). as a preservative(B). $\text{SO}_2$(II). in a petroleum refining(C). Sulfuric acid(III). manufacturing of steel(D). Oxygen(IV). extraction of gold…
MCQ
Identify the product when sulfur dioxide reacts with sodium hydroxide solution?
MCQ
The order of oxidizing power among the halogens is:
MCQ
Find the number of total atoms of all halogens present in 1 mole molecule of inter halogen compounds having $+7$ oxidation state of central halogen?
MCQ
Which of the following is the correct statement for $\text{O}_3$ and $\text{O}_2$?
MCQ
Which of the following catalysts is used in manufacturing of ammonia by Haber's process?
MCQ
Identify the catalyst used in the contact process for manufacture of sulfuric acid?
MCQ
Due to which property of helium, it has applicability in MRI machines
MCQ
Which of the following statements regarding inert gases is NOT true?
MCQ
What is the number of S-OH and S=O bonds present in one molecule of pyrosulfuric acid respectively?
MCQ
Which from following gases when absorbed by concentrated sulphuric acid forms oleum ?
MCQ
Identify the correct order of acidity of the following compounds?