Choose the elements which from monovalent ions :
(i) Li (ii) Ca (iii) F (iv) Al (v) P (vi) K

Write the Lewis dot symbols of the following elements and predict their valencies :(i) Na (ii) Mg (iii) P (iv)S(v)Cl (vi) Ar.

Write the Lewis dot symbols of the following elements and predict their valencies :(i) Na (ii) Mg (iii) P (iv)S(v)Cl (vi) Ar.

Write the Lewis dot symbols of the following elements and predict their valencies :(i) Na (ii) Mg (iii) P (iv)S(v)Cl (vi) Ar.

Element which does not reach with NaOH . (i)Mg" (ii) Be (iii) Al (iv) Zn"

Element which does not reach with NaOH . (i)Mg" (ii) Be (iii) Al (iv) Zn"

i) K_(2) [Fe(H_2O)_6] ii) K_(3)[Cr(CN)_6] iii) K_(3) [Fe(CN)_6] iv) K_2 [Ni(CN)_4] Choose the complex which is paramagnetic (i), (ii) and (iii) (i) ,(iii) and (iv) (i) and (iv) (ii) and (iii)

Write the following in Roman numerals: (i) 49 (ii) 69 (iii) 72 (iv) 89 (v) 98 (vi) 92

Give the Lewis structures and empirical formulae of the ionic compounds formed by the combination of the following pairs of elements: (i) K.F (ii ) Mg,O (iii) Na,S (iv) Al,P (v) Ba .Br (vi) Al,F

(i) Predict which of the following elements will form cation and will form anions ? (i) Na, (ii) Al, (iii) Cl, (iv) O. (ii) Name two elements that are inert in nature.