NTA JEE Main 10th January 2019 Shift 2
For the following questions answer them individually
NTA JEE Main 10th January 2019 Shift 2 - Question 41
A compound of formula $$A_2B_3$$ has the HCP lattice. Which atom forms the HCP lattice and what fraction of the tetrahedral voids are occupied by the other atoms?
NTA JEE Main 10th January 2019 Shift 2 - Question 42
The amount of sugar ($$C_{12}H_{22}O_{11}$$) required to prepare 2L of its 0.1 M aqueous solution is:
NTA JEE Main 10th January 2019 Shift 2 - Question 43
The elevation in boiling point for 1 molal solution of glucose is 2 K. The depression in freezing point for 2 molal solution of glucose in the same solvent is 2 K. The relation between $$K_b$$ and $$K_f$$ is:
NTA JEE Main 10th January 2019 Shift 2 - Question 44
In the cell, Pt(s)|H$$_2$$(g, 1 bar)|HCl(aq)|AgCl(s)|Ag(s)|Pt(s), the cell potential is 0.92 V when a $$10^{-6}$$ molar HCl solution is used. The standard electrode potential of Ag|AgCl|Cl$$^-$$ electrode is: (Given, $$\frac{2.303RT}{F} = 0.06$$ V at 298 K)
NTA JEE Main 10th January 2019 Shift 2 - Question 45
For an elementary chemical reaction, $$A_2 \underset{k_{-1}}{\overset{k_1}{\rightleftharpoons}} 2A$$, the expression for $$\frac{d[A]}{dt}$$ is:
NTA JEE Main 10th January 2019 Shift 2 - Question 46
The haemoglobin and the gold sol are examples of:
NTA JEE Main 10th January 2019 Shift 2 - Question 47
The electrolytes usually used in the electroplating of gold and silver, respectively, are:
NTA JEE Main 10th January 2019 Shift 2 - Question 48
Among the following reactions of hydrogen with halogens, the one that requires a catalyst is:
NTA JEE Main 10th January 2019 Shift 2 - Question 49
The pair that contains two $$P - H$$ bonds in each of the oxoacids is:
NTA JEE Main 10th January 2019 Shift 2 - Question 50
Sodium metal on dissolution in liquid ammonia gives a deep blue solution due to the formation of:
