The size of species `I, I^(+)` and `I^(ɵ)` decrease in the order.

The size of species I,I^(o+) and I^(ө) decreases in the order

The size of I, I^(+) and I^(-) follows the order:

Explain the following question (based on size of atoms or ions and other periodic properties): a. Arrange the following species in decreasing order of their sizes//ionic radii. i. Ar, K^(o+),Cl^(ɵ),S^(2-) and Ca^(2+) ii. Al^(3+), Mg^(2+),Na^(o+),Cl^(ɵ), N^(3-) and O^(2-) b. What are isoelectronic species? Name the species which are isoelectronic with each of the following atom or ions. i. Rb^(o+) ii. F^(ɵ) , iii. Mg^(2+) iv. Ar c. Arrange the following species // atoms in decreasing order of reducing character. i. Na, Mg and Al ii. Mg, Ca and Sr iii. Na, K and Rb iv. F^(ɵ), Cl^(ɵ),Br^(ɵ) and I^(ɵ) d. The decreasing order of reactivety of group 1 elements is Cs gt Rb gt K gt Na gt Li whereas that of group 17 elements is (Cl gt F gt Br gt I) . Explain. e. Predict the formula of the stable binary compounds that would be formed by the combination of the following pairs of elements: i. Mg and N ii. Si and O iii. Elements with Z=71 and F iv. P and F v. Al and I vi. Li and O f. Ansewer the following by the use of periodic table. i. Identify the element that would tend to gain two electrons. ii. Identify the group having metal, non-metal, liquid as well as gas at the room temperature, iii. Identify the element with five electrons in the outer shell. iv. Identify the element that would tend to lose two elctrons.

Shows a Wheatstone bridge circuit. Which of the following correctly showsk the currents I_1, I_2 and I_3 in the decreasing order of magnitude?

Shows a Wheatstone bridge circuit. Which of the following correctly showsk the currents I_1, I_2 and I_3 in the decreasing order of magnitude?

The order of stability of the species (i), (ii) and (iii) is

The size of isoelectronic species F^(ɵ) , Ne , and Na^(o+) is affected by

The size of isoelectronic species F^(ɵ) , Ne , and Na^(o+) is affected by

The size of isoelectronic species F^(ɵ) , Ne , and Na^(o+) is affected by

The - I effect of -NO_(2),-CN,-COOH,-Cl decreases in the order