Among CaH2, BeH2, and BaH2 the order of ionic character is:
1.
2.
3.
4.
1.
2.
3.
4.
The species, having bond angles of 120° is :
1. PH3
2. ClF3
3. NCl3
4. BCl3
Which of the following pairs of compounds is isoelectronic and isostructural?
(1) BeCl2, XeF2
(2) Tel2, XeF2
(3) , XeF2
(4) IF3, XeF2
Which one of the following pairs of species have the same bond order?
(1) CO, NO
(2) O2- , CN-
(3) CN- , NO+
(4) N+ , CN+
Which of the following species has a bond angle of 120 °?
Which of the following pairs of species have the same bond order?
1.
2.
3.
2. CO, NO
Which of the following are isoelectronic and isostructural?
(1)
(2)
(3)
(4)
In which of the following compounds is an intramolecular hydrogen bond present?
1. H2O2
2. HCN
3. Cellulose
4. Concentrated acetic acid