The correct orders among the following are A. Atomic radius: B

Question

The correct orders among the following are

**A.** Atomic radius : $$\mathrm{B} < \mathrm{Al} < \mathrm{Ga} < \mathrm{In} < \mathrm{Tl}$$

**B.** Electronegativity : $$\mathrm{Al} < \mathrm{Ga} < \mathrm{In} < \mathrm{Tl} < \mathrm{B}$$

**C.** Density : $$\mathrm{Tl} < \mathrm{In} < \mathrm{Ga} < \mathrm{Al} < \mathrm{B}$$

**D.** 1st Ionisation Energy : $$\mathrm{In} < \mathrm{Al} < \mathrm{Ga} < \mathrm{Tl} < \mathrm{B}$$

Choose the correct answer from the options given below :

Accepted Answer

A. **B** and **D** Only

Answer

B. **A** and **C** Only

Answer

C. **C** and **D** Only

Answer

D. **A** and **B** Only

Answer & step-by-step solution