GAT Subject
Engineering
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1. | The mass of one mole of electrons is. | ||
A. | 1.008 mg | ||
B. | 0.55 mg | ||
C. | 0.184 mg | ||
D. | 1.673 mg | ||
2. | One mole of SO2 contains | ||
A. | 6.02 x 1023atoms of oxygen | ||
B. | 18.1 x 1023atoms of SO2 | ||
C. | 6.02 x 1023atoms of Sulphur | ||
D. | 4 g atoms of SO2 | ||
3. | During combustion analysis, CO2 produced is absorbed in | ||
A. | Mg (CLO4)2 | ||
B. | 50% KOH | ||
C. | CaCl2 | ||
D. | P2O5 | ||
4. | Calcium has isotopes | ||
A. | 7 | ||
B. | 9 | ||
C. | 1 | ||
D. | 6 | ||
5. | CO+ is an example of. | ||
A. | Free radical | ||
B. | Cationic molecular ion | ||
C. | Anionic molecular ion | ||
D. | Stable molecule | ||