Recent questions tagged group-14

The oxidation state of Sc in $Sc_2Si_2O_7$ is

asked Jul 25, 2014 by sreemathi.v

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The charge $x$ of $Si_6O_{18}^x$ will be

asked Jul 25, 2014 by sreemathi.v

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Which one of the following is a covalent carbide?

asked Jul 25, 2014 by sreemathi.v

1 answer

Each silicon atom in the trimer cyclic silicate has

asked Jul 25, 2014 by sreemathi.v

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Which of the following elements is not the constituent of zeolite A

asked Jul 25, 2014 by sreemathi.v

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Which of the following statements is correct?

asked Jul 25, 2014 by sreemathi.v

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Which of the following bonds has the highest bond energy ?

asked Jul 25, 2014 by sreemathi.v

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Which of the following is an allylide?

asked Jul 25, 2014 by sreemathi.v

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Which of the following is a acetylide?

asked Jul 25, 2014 by sreemathi.v

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Which of the following is a methanide?

asked Jul 25, 2014 by sreemathi.v

1 answer

Which of the following compounds of lead is the most stable?

asked Jul 25, 2014 by sreemathi.v

1 answer

Which of the following fuel gases has the highest calorific value?

asked Jul 25, 2014 by sreemathi.v

1 answer

Hydrolysis of $SiF_4$ in alkaline medium produces

asked Jul 25, 2014 by sreemathi.v

1 answer

Amongst the following element,which one has the highest melting point?

asked Jul 25, 2014 by sreemathi.v

1 answer

Lead pencil contains

asked Jul 25, 2014 by sreemathi.v

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Bond energy is highest amongst

asked Jul 25, 2014 by sreemathi.v

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Which of the following oxides is used in lead accumulators?

asked Jul 25, 2014 by sreemathi.v

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The only stable tetrahalide of lead is

asked Jul 25, 2014 by sreemathi.v

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Which of the following statements is not correct?

asked Jul 25, 2014 by sreemathi.v

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Which of the following statements is not correct?

asked Jul 25, 2014 by sreemathi.v

1 answer

Heating lead in air at higher temperature ($T \geq 725K)$,the oxide formed is

asked Jul 25, 2014 by sreemathi.v

1 answer

Which of the following equations is not actually observed?

asked Jul 25, 2014 by sreemathi.v

1 answer

In the purification of lead electrolytically,which of the following facts is not correct?

asked Jul 25, 2014 by sreemathi.v

1 answer

The chief ore of lead is

asked Jul 25, 2014 by sreemathi.v

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Which is the chief ore of tin?

asked Jul 25, 2014 by sreemathi.v

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Which of the following is not correct?

asked Jul 25, 2014 by sreemathi.v

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Which of the following statements regarding glass is not true?

asked Jul 25, 2014 by sreemathi.v

1 answer

Which of the following statements is not correct?

asked Jul 24, 2014 by sreemathi.v

1 answer

Which of the following statements is not correct?

asked Jul 24, 2014 by sreemathi.v

1 answer

The dissolution of stannous hydroxide in excess base produces

asked Jul 24, 2014 by sreemathi.v

1 answer

Which of the following statements is not correct?

asked Jul 24, 2014 by sreemathi.v

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Which of the following oxides is an acidic oxide?

asked Jul 24, 2014 by sreemathi.v

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Which of the following statements is not correct?

asked Jul 24, 2014 by sreemathi.v

1 answer

Which of the following statements is not correct?

asked Jul 24, 2014 by sreemathi.v

1 answer

Which of the following statements is not correct?

asked Jul 24, 2014 by sreemathi.v

1 answer

Which of the following statements is not correct?

asked Jul 24, 2014 by sreemathi.v

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Which of the following statements is not correct?

asked Jul 24, 2014 by sreemathi.v

1 answer

Which of the following orders regarding the boiling point is correct?

asked Jul 24, 2014 by sreemathi.v

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Which of the following orders regarding the melting points is correct?

asked Jul 24, 2014 by sreemathi.v

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