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

189643 Crystalline metal can be transformed into metallic glass by

1 Alloying
2 Pressing into thin plates
3 Slow cooling of molten metal
4 Very rapid cooling of a spray of the molten metal
11. THE P-BLOCK ELEMENTS

189726 Glass is a

1 Micro-crystaline solid
2 Super cooled liquid
3 Gel
4 Polymeric mixture
11. THE P-BLOCK ELEMENTS

189727 \({H_2}{O_2}\) on reaction with \(PbS\) gives

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

189753 Which of the following compounds has peroxide linkage

1 \(P{b_2}{O_3}\)
2 \(Si{O_2}\)
3 \(C{O_2}\)
4 \(Pb{O_2}\)
11. THE P-BLOCK ELEMENTS

189643 Crystalline metal can be transformed into metallic glass by

1 Alloying
2 Pressing into thin plates
3 Slow cooling of molten metal
4 Very rapid cooling of a spray of the molten metal
11. THE P-BLOCK ELEMENTS

189726 Glass is a

1 Micro-crystaline solid
2 Super cooled liquid
3 Gel
4 Polymeric mixture
11. THE P-BLOCK ELEMENTS

189727 \({H_2}{O_2}\) on reaction with \(PbS\) gives

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

189753 Which of the following compounds has peroxide linkage

1 \(P{b_2}{O_3}\)
2 \(Si{O_2}\)
3 \(C{O_2}\)
4 \(Pb{O_2}\)
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11. THE P-BLOCK ELEMENTS

189643 Crystalline metal can be transformed into metallic glass by

1 Alloying
2 Pressing into thin plates
3 Slow cooling of molten metal
4 Very rapid cooling of a spray of the molten metal
11. THE P-BLOCK ELEMENTS

189726 Glass is a

1 Micro-crystaline solid
2 Super cooled liquid
3 Gel
4 Polymeric mixture
11. THE P-BLOCK ELEMENTS

189727 \({H_2}{O_2}\) on reaction with \(PbS\) gives

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

189753 Which of the following compounds has peroxide linkage

1 \(P{b_2}{O_3}\)
2 \(Si{O_2}\)
3 \(C{O_2}\)
4 \(Pb{O_2}\)
11. THE P-BLOCK ELEMENTS

189643 Crystalline metal can be transformed into metallic glass by

1 Alloying
2 Pressing into thin plates
3 Slow cooling of molten metal
4 Very rapid cooling of a spray of the molten metal
11. THE P-BLOCK ELEMENTS

189726 Glass is a

1 Micro-crystaline solid
2 Super cooled liquid
3 Gel
4 Polymeric mixture
11. THE P-BLOCK ELEMENTS

189727 \({H_2}{O_2}\) on reaction with \(PbS\) gives

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

189753 Which of the following compounds has peroxide linkage

1 \(P{b_2}{O_3}\)
2 \(Si{O_2}\)
3 \(C{O_2}\)
4 \(Pb{O_2}\)