The pair of amphoteric hydroxides is
O`Al(OH)_(3),LiOH`
O`Be(OH)_(2),Mg(OH)_(2)`
O`Be(OH)_(2),Be(OH)_(2)`
O`Be(OH)_(2),Zn(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)

How many of the following hydroxides are soluble in excess NaOH solution? Fe(OH)_(3), Al(OH)_(3),Zn(OH)_(3),Zn(OH)_(2), Ni(OH)_(2),Mn(OH)_(2), Sn(OH)_(2), Sn(OH)_(2), Cu(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)

B(OH)_(3) overset(HOCH_(2)CH_(2)OH)to ?

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

MGO+MG(OH)2

CH_(2)OH-CHOH-CH_(2)OH

Which two sets of reactants best represent the amphoteric character of Zn(OH)_(2) ? Set 1: Zn(OH)_(2) & OH^(-)(aq) Set 2: Zn(OH)_(2)(s)& H_(2)O(l) Set 3: Zn(OH)_(2)(s)&H^(+)(aq) Set 4: Zn(OH)_(2)(s)& NH_(3)(aq)