11. THE P-BLOCK ELEMENTS
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11. THE P-BLOCK ELEMENTS

189742 Red lead is

1 \(P{b_3}{O_4}\)
2 \(PbO\)
3 \(Pb{O_2}\)
4 \(P{b_4}{O_3}\)
11. THE P-BLOCK ELEMENTS

189743 White lead is

1 \(PbC{O_3}\)
2 \(PbC{O_3}.PbO\)
3 \(2PbC{O_3}.\,Pb{(OH)_2}\)
4 \(2PbS{O_4}.PbO\)
11. THE P-BLOCK ELEMENTS

189744 Lead pipes are corroded quickly by

1 Dil. \({H_2}S{O_4}\)
2 Conc. \({H_2}S{O_4}\)
3 Acetic acid
4 Water
11. THE P-BLOCK ELEMENTS

189745 In silicon dioxide

1 Each silicon atom is surrounded by four oxygen atoms and each oxygen atom is bonded to two silicon atoms
2 Each siliocn atom is surrounded by two oxygen atoms and each oxygen atom is bounded to two silicon atoms
3 Silicon atom is bonded to two oxygen atoms
4 There are double bonds between silicon and oxygen atoms
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11. THE P-BLOCK ELEMENTS

189742 Red lead is

1 \(P{b_3}{O_4}\)
2 \(PbO\)
3 \(Pb{O_2}\)
4 \(P{b_4}{O_3}\)
11. THE P-BLOCK ELEMENTS

189743 White lead is

1 \(PbC{O_3}\)
2 \(PbC{O_3}.PbO\)
3 \(2PbC{O_3}.\,Pb{(OH)_2}\)
4 \(2PbS{O_4}.PbO\)
11. THE P-BLOCK ELEMENTS

189744 Lead pipes are corroded quickly by

1 Dil. \({H_2}S{O_4}\)
2 Conc. \({H_2}S{O_4}\)
3 Acetic acid
4 Water
11. THE P-BLOCK ELEMENTS

189745 In silicon dioxide

1 Each silicon atom is surrounded by four oxygen atoms and each oxygen atom is bonded to two silicon atoms
2 Each siliocn atom is surrounded by two oxygen atoms and each oxygen atom is bounded to two silicon atoms
3 Silicon atom is bonded to two oxygen atoms
4 There are double bonds between silicon and oxygen atoms
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11. THE P-BLOCK ELEMENTS

189742 Red lead is

1 \(P{b_3}{O_4}\)
2 \(PbO\)
3 \(Pb{O_2}\)
4 \(P{b_4}{O_3}\)
11. THE P-BLOCK ELEMENTS

189743 White lead is

1 \(PbC{O_3}\)
2 \(PbC{O_3}.PbO\)
3 \(2PbC{O_3}.\,Pb{(OH)_2}\)
4 \(2PbS{O_4}.PbO\)
11. THE P-BLOCK ELEMENTS

189744 Lead pipes are corroded quickly by

1 Dil. \({H_2}S{O_4}\)
2 Conc. \({H_2}S{O_4}\)
3 Acetic acid
4 Water
11. THE P-BLOCK ELEMENTS

189745 In silicon dioxide

1 Each silicon atom is surrounded by four oxygen atoms and each oxygen atom is bonded to two silicon atoms
2 Each siliocn atom is surrounded by two oxygen atoms and each oxygen atom is bounded to two silicon atoms
3 Silicon atom is bonded to two oxygen atoms
4 There are double bonds between silicon and oxygen atoms
For More Updates join with Us
11. THE P-BLOCK ELEMENTS

189742 Red lead is

1 \(P{b_3}{O_4}\)
2 \(PbO\)
3 \(Pb{O_2}\)
4 \(P{b_4}{O_3}\)
11. THE P-BLOCK ELEMENTS

189743 White lead is

1 \(PbC{O_3}\)
2 \(PbC{O_3}.PbO\)
3 \(2PbC{O_3}.\,Pb{(OH)_2}\)
4 \(2PbS{O_4}.PbO\)
11. THE P-BLOCK ELEMENTS

189744 Lead pipes are corroded quickly by

1 Dil. \({H_2}S{O_4}\)
2 Conc. \({H_2}S{O_4}\)
3 Acetic acid
4 Water
11. THE P-BLOCK ELEMENTS

189745 In silicon dioxide

1 Each silicon atom is surrounded by four oxygen atoms and each oxygen atom is bonded to two silicon atoms
2 Each siliocn atom is surrounded by two oxygen atoms and each oxygen atom is bounded to two silicon atoms
3 Silicon atom is bonded to two oxygen atoms
4 There are double bonds between silicon and oxygen atoms