Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)

Anhydrous AlCl3 cannot be obtained from which of the following reactions (a) Heating AlCl3.6H2O (b) By passing dry HCl over hot aluminium powder Anhydrous AlCl3 cannot be obtained from which of the following reactions (a) Heating AlCl3.6H2O (b) By passing dry HCl over hot aluminium powder November 17, 2020 Category: Uncategorised (JEE Advanced Physics by [...]

When Al is added to KOH solution (a) No action takes place (b) Oxygen is evolved (c) Water is produced (d) Hydrogen is evolved When Al is added to KOH solution (a) No action takes place (b) Oxygen is evolved (c) Water is produced (d) Hydrogen is evolved November 17, 2020 Category: Uncategorised (JEE Advanced [...]

The tendency of BF3, BCl3 and BBr3 to behave as Lewis acid decreases in the sequence (a) BF3 > BCl3 > BBr3 (b) BCl3 > BF3 > BBr3 BCl3 and BBr3 to behave as Lewis acid decreases in the sequence (a) BF3 > BCl3 > BBr3 (b) BCl3 > BF3 > BBr3 The tendency of [...]

Borax is used as cleansing because on dissolving in water it gives (a) Alkaline solution (b) Acidic solution (c) Bleaching solution Borax is used as cleansing because on dissolving in water it gives (a) Alkaline solution (b) Acidic solution (c) Bleaching solution November 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP [...]

In diborane, the two H – B – H angles are nearly (a) 60, 120 (b) 95, 120 (c) 95, 150 (d) 120 , 180 120 (b) 95 120 (c) 95 150 (d) 120 180 In diborane the two H - B - H angles are nearly (a) 60 November 17, 2020 Category: Uncategorised (JEE [...]

Which of the following is only acidic in nature (a) Be(OH)2 (b) Mg(OH)2 (c) B(OH)3 (d) Al(OH)3 Which of the following is only acidic in nature (a) Be(OH)2 (b) Mg(OH)2 (c) B(OH)3 (d) Al(OH)3 November 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

The liquified metal expanding on solidification is (a) Ga (b) Al (c) Zn (d) Cu The liquified metal expanding on solidification is (a) Ga (b) Al (c) Zn (d) Cu November 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Number of water molecules in Mohr’s salt is (a) 7 (b) 6 (c) 5 (d) 8 Number of water molecules in Mohr's salt is (a) 7 (b) 6 (c) 5 (d) 8 November 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Bauxite containing impurities of iron oxide is purified by (a) Hoop’s process (b) Serpeck’s process (c) Baeyer’s process (d) Electrolytic process Bauxite containing impurities of iron oxide is purified by (a) Hoop's process (b) Serpeck's process (c) Baeyer's process (d) Electrolytic process November 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP [...]

Boric acid is an acid because its molecule (a) Combines with proton from water molecule (b) Contains replaceable H+ ion Boric acid is an acid because its molecule (a) Combines with proton from water molecule (b) Contains replaceable H+ ion November 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,