The most electronegative element among the following is_________________?
A. Sb
B. N
C. As
D. P
Submitted by :- Jamil Ahmed
mnsoomro
Which one of the followings possesses melting point below 0°C?
When sulphuric acid is treated with ethanol sulphuric acid behaves like________________?
A. an acid
B. a dehydrating agent
C. an oxidizing agent
D. as sulphonating agent
Submitted by :- Jamil Ahmed
The most powerful oxidizing agent among the halogens is__________________?
A. F2
B. Cl2
C. Br2
D. I2
Submitted by :- Jamil Ahmed
Vander Waals forces are stronger in_______________?
A. F2
B. Cl2
C. Br2
D. I2
Submitted by :- Jamil Ahmed
Among the halogens the rare element is________________?
In which compound nitrogen has maximum oxidation state____________________?
Oxygen does not react with all except_________________?
The gas which cannot be dried by conc. H2SO4 ?
Which of the elements show passivity when treated with conc. HNO3?
A. Fe
B. A
C. Cr
D. All of the above
Submitted by :- Jamil Ahmed