EASY
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Which of the following reaction(s) is CORRECTLY represented for the preparation of chlorine?

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Important Questions on The p-Block Elements

EASY
The molecule with the highest dipole moment among the following is
HARD
Chlorine reacts with hot and concentrated NaOH and produces compounds X and Y. Compound X gives white precipitate with silver nitrate solution. The average bond order between Cl and O atoms in Y is _______________.
EASY
Which of the following compounds of chlorine is used as refrigerant?
MEDIUM
Select the correct option(s) for the following statements:

1. Cl2O and ClO2 are used as bleaching agents.

2. OCl- salts are used as detergents.

3. OCl- disproportionates in alkaline medium.

4. BrO3- is oxidized in acidic medium.
MEDIUM
Arrange the following oxoacids of chlorine in their decreasing acidic character.
EASY

Which explosive substance is obtained, when proportion of dichlorine gas is more in the reaction of dichlorine gas with ammonia gas?

HARD
The overall reaction corresponding to electrolysis of aqueous NaCl solution is
EASY
The number of Cl=O bonds in perchloric acid is, "..."
EASY
Which of the following reactions represent the Deacon's process?
EASY
In the structure of  ClF3, the number of lone pairs of electrons on central atom 'Cl' is
EASY
The pKa of oxoacids of chlorine in water follows the order
MEDIUM
Which of the following oxyacid of chlorine has highest thermal stability?
EASY
Amongst the following interhalogen compounds which one is used for the production of UF6 during U235 enrichment process?
EASY

Name the catalyst used in the following reaction.

4HCl9+O2g2Cl2+2H2O

EASY
Name the gaseous products from the following A and B reactions, respectively.
A. Hydrochloric acid is added to sodium sulphide.
B. Concentrated sulphuric acid is added to a mixture of sodium chloride and manganese dioxide.
MEDIUM

In the following reactions, products A and B , respectively, are:
NaOH+Cl2A+side products
hot and conc.


CaOH2+Cl2B+side products
dry