The major product of the reaction between barium peroxide and sulphuric acid is
Oxygen
Hydrogen
Barium oxide
Hydrogen peroxide
The Haber process is a reaction of
Carbon monoxide with hydrogen
Dihydrogen with dinitrogen
Hydrocarbons with steam
Metals with acids
Ordinary hydrogen is ____________.
tritium
protium
deuterium
helium
Which of the following oxides can be reduced by hydrogen?
MgO
ZnO
MnO2
Sb2O3
The electronic configuration of hydrogen is similar to
:
alkaline earth metals
alkali metals
chalcogens
halogens
Which of the following statements is correct?
Protium i.e., ordinary hydrogen is placed with the second group elements of the periodic table.
Hydrogen, being similar to halogens, is placed in the seventh group of the periodic table.
Hydrogen is placed separately in the periodic table.
Deuterium belongs to the third group of the periodic table.
Which of the following processes cannot remove permanent hardness of water?
Boiling
Calgon’s method
Ion exchange method
Treatment of water with Na2CO3
Which of the following compounds does not contribute to permanent hardness of water?
NaCl
MgCl2
CaSO4
MgSO4
Which of the following compounds acts as a bleaching agent?
MgCO3
NaOH
H2O2
D2O
Which of the following compounds acts as hydrogen storage hydride?
BeH2
C2H6
PdH
LiH
