Answer available
Class 10 · Chemistry · Chemical Bonding
What is a covalent bond? Give one example each of a single, a double and a triple covalent bond.
3 marksMediumShort answer
ICSE question bank
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14 questions
- Answer available
Class 10 · Chemistry · Chemical Bonding
Covalent compounds generally have low melting points because:
1 markMediumMCQ
- Answer available
Class 10 · Chemistry · Chemical Bonding
The ammonium ion contains:
1 markMediumMCQ
- Answer available
Class 10 · Chemistry · Chemical Bonding
Why do electrovalent compounds conduct electricity in the molten state but not in the solid state?
2 marksMediumShort answer
- Answer available
Class 10 · Chemistry · Chemical Bonding
Draw the electron dot structure of a molecule of methane and of ammonia, and state the number of lone pairs in each.
3 marksMediumStructured
- Answer available
Class 10 · Chemistry · Chemical Bonding
Define an electrovalent bond and give one example of a compound containing it.
2 marksEasyShort answer
- Answer available
Class 10 · Chemistry · Chemical Bonding
Why does hydrogen chloride gas not conduct electricity, while its aqueous solution does?
3 marksMediumApplication based
- Answer available
Class 10 · Chemistry · Chemical Bonding
Give a reason why the melting point of sodium chloride is much higher than that of carbon tetrachloride.
2 marksMediumShort answer
- Answer available
Class 10 · Chemistry · Chemical Bonding
What is a co-ordinate bond? Give one example.
3 marksMediumShort answer
- Answer available
Class 10 · Chemistry · Chemical Bonding
The bond present in sodium chloride is:
1 markEasyMCQ
- Answer available
Class 10 · Chemistry · Chemical Bonding
State three differences between electrovalent and covalent compounds.
3 marksMediumShort answer
- Answer available
Class 10 · Chemistry · Chemical Bonding
Explain the formation of magnesium chloride from its atoms, showing the transfer of electrons.
3 marksMediumStructured
- Answer available
Class 10 · Chemistry · Chemical Bonding
State two physical properties of an electrovalent compound.
2 marksEasyShort answer
- Answer available
Class 10 · Chemistry · Chemical Bonding
Draw the electron dot structure of a molecule of methane and state the type of bonding present in it.
3 marksMediumDiagram based