one mark question
question 1
Which is the strongest acid in the following
ans: Hclo4
question 2
Among the following which is strongest oxidizing agent
ans: F2
question 3
Chlorine reacts with execss of NH2 to form
ans: N2+NH4Cl
question 4
H2S is more acidic than H20 because
ans: atomic number of sulphur is higher than oxygen
question 5
The boiling point of hydrides of group 16 are is the order
ans: H2O >H2s > H2Se .> H2Te
question 6
which gas cannot be collected over water
ans: SO2
question 7
The ion or group detected byK2[HgI4] is
ans: NH4+
question 8
The correct order of incresing oxidising power is
ans: I2 < Br2 < Cl2 < F@
question 9
Cholorine acts as a bleaching agent only in presence of
ans: moisture
question 10
The laughing gas is
ans: N2o