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Why do covalent compounds exist as gases, liquids or soft solids?

Important Questions on Chemical Bonding

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10th ICSE
IMPORTANT
All in One - ICSE Chemistry>Chapter 2 - Chemical Bonding>ARCHIVES*(Last 8 Years)>Q 15
Given suitable chemical terms for the following statement.
A bond formed by a shared pair of electrons with both electrons coming from the same atom.
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10th ICSE
IMPORTANT
All in One - ICSE Chemistry>Chapter 2 - Chemical Bonding>ARCHIVES*(Last 8 Years)>Q 15
Among the following compounds, identify the compound that has all three bonds (ionic, covalent and coordinate bond).
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10th ICSE
IMPORTANT
All in One - ICSE Chemistry>Chapter 2 - Chemical Bonding>ARCHIVES*(Last 8 Years)>Q 15
Which of the following is not a typical property of an ionic compound?
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10th ICSE
IMPORTANT
All in One - ICSE Chemistry>Chapter 2 - Chemical Bonding>ARCHIVES*(Last 8 Years)>Q 15
Compare the compounds carbon tetrachloride and sodium chloride with regard to solubility in water and electrical conductivity.
EASY
10th ICSE
IMPORTANT
All in One - ICSE Chemistry>Chapter 2 - Chemical Bonding>ARCHIVES*(Last 8 Years)>Q 16
There are three elements E,F,G with atomic numbers 19,8 and 17, respectively. Give the molecular formula of the compound formed between E and G and state the type of chemical bond in this compound.
MEDIUM
10th ICSE
IMPORTANT
All in One - ICSE Chemistry>Chapter 2 - Chemical Bonding>ARCHIVES*(Last 8 Years)>Q 17
Draw an electron dot diagram to show the structure of hydronium ion. State the type of bonding present in it.
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10th ICSE
IMPORTANT
All in One - ICSE Chemistry>Chapter 2 - Chemical Bonding>ARCHIVES*(Last 8 Years)>Q 19
Give reason, hydrogen chloride can be termed as a polar covalent compound.
MEDIUM
10th ICSE
IMPORTANT
All in One - ICSE Chemistry>Chapter 2 - Chemical Bonding>ARCHIVES*(Last 8 Years)>Q 20
By drawing an electron dot diagram, show the lone pair effect leading to the formation of ammonium ion from ammonia gas and hydrogen ion.