The p-Block Elements questions
1863 published questions with worked solutions.
- **Assertion:** Red phosphorus is less volatile than white phosphorus. **Reason:** Red phosphorus has a discrete tetrahedral...
- The element which displaces three halogens from their compounds is
- Among the halogens, the one which does NOT undergo disproportionation in basic (alkaline) solution is
- Oxygen is not readily reacted with
- When NaI (rather than NaCl or NaBr) is treated with concentrated H_2SO_4, the sulphur is reduced all the way down to
- Fluorine reacts with water to give
- Which of the following halogens is solid at room temperature?
- Which halogen oxidises water to oxygen exothermically?
- Concentrated HNO_3 reacts with I_2 to give
- The T-shaped interhalogen compound is
- Which of the following properties does not correspond to the order HI<HBr<HCl<HF?
- A reaction of the type 2X_2+S SX_4 is shown by sulphur when X is
- Which one liberates Br_2 from KBr?
- The bleaching action of bleaching powder is due to
- Which of the following is a pseudohalogen?
- Which of the following forms of interhalogen compounds does not exist?
- Euchlorine is a mixture of
- The correct order of solubility in water of He, Ne, Ar, Kr, Xe is
- Among the noble gases, xenon reacts with fluorine to give stable xenon fluorides because
- Being chemically inert, argon is commonly used to provide a protective inert atmosphere for
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