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प्रश्न
Match the items of Columns I and II and mark the correct option.
| Column I | Column II |
| (A) \[\ce{H2SO4}\] | (1) Highest electron gain enthalpy |
| (B) \[\ce{CCl3NO2}\] | (2) Chalcogen |
| (C) \[\ce{Cl2}\] | (3) Tear gas |
| (D) Sulphur | (4) Storage batteries |
विकल्प
A - (4), B - (3), C - (1), D - (2)
A - (3), B - (4), C - (1), D - (2)
A - (4), B - (1), C - (2), D - (3)
A - (2), B - (1), C - (3), D - (4)
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उत्तर
A - (4), B - (3), C - (1), D - (2)
Explanation:
| Column I | Column II |
| (A) \[\ce{H2SO4}\] | (4) Storage batteries |
| (B) \[\ce{CCl3NO2}\] | (3) Tear gas |
| (C) \[\ce{Cl2}\] | (1) Highest electron gain enthalpy |
| (D) Sulphur | (2) Chalcogen |
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संबंधित प्रश्न
Account for the following: Oxygen shows catenation behavior less than sulphur.
Give reasons: SO2 is reducing while TeO2 is an oxidising agent.
Account for the following : There is large difference between the melting and boiling points of oxygen and sulphur.
Give reasons for the following : H2Te is the strongest reducing agent amongst all the hydrides of Group 16 elements.
List the important sources of sulphur.
Write the order of thermal stability of the hydrides of Group 16 elements.
Why does NH3 form hydrogen bond but PH3 does not?
The HNH angle value is higher than HPH, HAsH and HSbH angles. Why? [Hint: Can be explained on the basis of sp3 hybridisation in NH3 and only s−p bonding between hydrogen and other elements of the group].
Arrange the following in the order of property indicated for the given set:
F2, Cl2, Br2, I2 - increasing bond dissociation enthalpy.
Draw the structures of `H_3PO_2`
Explain the following properties of group 16 elements :
1) Electro negativity
2) Melting and boiling points
3) Metallic character
4) Allotropy
Give reactions for the following:
O – O single bond is weaker than S – S single bond.
The boiling points of hydrides of group 16 are in the order:
Strong reducing behaviour of \[\ce{H3PO2}\] is due to ______.
The correct order of ΔiHs among the following elements is
Which of the following compound is a peroxide?
What is the basicity of \[\ce{H3PO4}\]?
______ is a radioactive element in group 16 elements.
