Classify them into basic and acidic hydroxides:
`NaOH, Mg(OH)_2,Al(OH)_3,Be(OH)_2,B(OH)_3`

Al(OH)_(3) is

What is meant by strong bases and weak bases? Classify the following into strong bass and weak bases: NH_(4)OH,Ca(OH)_(2),NaOH,KOH,Mg(OH)_(2) .

Number of compounds which is/are only acidic: Be(OH)_(2), Mg(OH)_(2), Al(OH)_(3), B(OH)_(3), Tl(OH)_(3), Ga(OH)_(3)

MGO+MG(OH)2

Which of the following is an amphoteric hydroxide? ( (A) Ca (OH)_(2) ( (B) Mg(OH)_(2) (C) Be(OH)_(2) (D) Sr(OH)_(2)

Amphoteric hydroxides react with both alkalies and acids.Which of the following group 2 metal hydroxides is soluble in sodium hydroxide? (A) Be(OH)_(2) (В) Mg(OH)_(2) (C) Ca(OH)_(2) (D) Ba(OH)_(2)

Arrange the following in the order of property mentioned : (i) BaCl_2 , MgCl_2, BeCl_2 , CaCl_2 increasing ionic character (ii) Mg(OH)_2, Sr(OH)_2, Ba(OH)_2, Ca(OH)_2 increasing solubility in water (iii) BeO, MgO , BaO, CaO increasing basic character (iv) Mg(OH)_2, Ba(OH)_2, Ca(OH)_2 increasing basic character