Which of the following statements is incorrect?
- A$MnO_2$ acts as a catalyst for the decomposition of $KClO_3$ to $O_2$.
- BThe conversion of $SO_2$ to $SO_3$ is an exothermic reaction in the contact process.
- CWhite phosphorus has a garlic-like odor and is poisonous in nature.
- D$\gamma-SO_3$ has a chain structure.
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Similar Questions
Sodium thiosulphate is prepared by:
DifficultIIT 1996
View SolutionWhich of the following statements is correct regarding the oxygen family (Group $16$)?
$(i)$ The stability of $+6$ oxidation state decreases down the group and the stability of $+4$ oxidation state increases down the group.
$(ii)$ The stability of $+6$ oxidation state increases down the group and the stability of $+4$ oxidation state decreases down the group.
$(iii)$ Bonding in $+4$ and $+6$ oxidation states is primarily covalent.
$(i)$ The stability of $+6$ oxidation state decreases down the group and the stability of $+4$ oxidation state increases down the group.
$(ii)$ The stability of $+6$ oxidation state increases down the group and the stability of $+4$ oxidation state decreases down the group.
$(iii)$ Bonding in $+4$ and $+6$ oxidation states is primarily covalent.
Medium
View SolutionHow many total statements are correct in the following?
$(i)$ $SO_2$ - antichlor,preservative
$(ii)$ $O_3$ - Disinfectant
$(iii)$ $Cl_2$ - Antiseptic
$(iv)$ $O_2$ - used in oxy-acetylene welding
$(v)$ $PH_3$ - used in smoke screens
$(vi)$ $HNO_3$ - Pickling of stainless steel
$(i)$ $SO_2$ - antichlor,preservative
$(ii)$ $O_3$ - Disinfectant
$(iii)$ $Cl_2$ - Antiseptic
$(iv)$ $O_2$ - used in oxy-acetylene welding
$(v)$ $PH_3$ - used in smoke screens
$(vi)$ $HNO_3$ - Pickling of stainless steel
Difficult
View SolutionWhich of the following has an $S-S$ bond?
When a colorless gas is passed through bromine water and it causes decolorization,which gas is it?
Easy
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