GAT Subject
Engineering
Computer Science Civil Engineering Chemical Engineering Agricultural Engineering Mechanical Engineering Electronics and Communication
1. | Hydrogen burns in chlorine to produce hydrogen chloride. The ratio of masses of reactants in chemical reaction is: | ||
A. | 1:35.5 | ||
B. | 2:35.5 | ||
C. | 1:71 | ||
D. | 2:70 | ||
2. | The coordination number of Na+ in NaCl crystal is: | ||
A. | 6 | ||
B. | 2 | ||
C. | 4 | ||
D. | 8 | ||
3. | There are four gases H2, He, N2 and CO2 at 0 °C. Which gas shows greater non-ideal behavior? | ||
A. | He | ||
B. | CO2 | ||
C. | H2 | ||
D. | N2 | ||
4. | Correct order of energy in the given subshells is: | ||
A. | 5s > 3d > 3p > 4s | ||
B. | 5s > 3d > 4s > 3p | ||
C. | 3p > 3d > 5s > 4s | ||
D. | 3p > 3d > 4s > 5s | ||
5. | Number of electrons in the outermost shell of chloride ion (Cl―) is: | ||
A. | 17 | ||
B. | 3 | ||
C. | 1 | ||
D. | 8 | ||