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English Medium Class 10 - CBSE Question Bank Solutions for Science

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Write the electron-dot structure for the following molecule.

Cl2

[4] Carbon and its Compounds
Chapter: [4] Carbon and its Compounds
Concept: undefined >> undefined

What type of bonds are present in water molecule? Draw the electron-dot structure of water (H2O).

[4] Carbon and its Compounds
Chapter: [4] Carbon and its Compounds
Concept: undefined >> undefined

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What type of bonds are present in methane (CH4) and sodium chloride (NaCl)?

[4] Carbon and its Compounds
Chapter: [4] Carbon and its Compounds
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State one major difference between covalent and ionic bonds and give one example each of covalent and ionic compounds.

[4] Carbon and its Compounds
Chapter: [4] Carbon and its Compounds
Concept: undefined >> undefined

What type of bonds are present in H molecule? Draw their electron-dot structures.

[4] Carbon and its Compounds
Chapter: [4] Carbon and its Compounds
Concept: undefined >> undefined

What type of bonds are present in CH4  molecule? Draw their electron-dot structures.

[4] Carbon and its Compounds
Chapter: [4] Carbon and its Compounds
Concept: undefined >> undefined

What type of bonds are present in Cl2 molecule? Draw their electron-dot structures.

[4] Carbon and its Compounds
Chapter: [4] Carbon and its Compounds
Concept: undefined >> undefined

Fill in the following blank with suitable word:

The form of carbon which is known as black lead is ...........

[4] Carbon and its Compounds
Chapter: [4] Carbon and its Compounds
Concept: undefined >> undefined

What type of bonds are present in CO2 molecule? Draw their electron-dot structures.

[4] Carbon and its Compounds
Chapter: [4] Carbon and its Compounds
Concept: undefined >> undefined

Which inert gas electron configuration do the Cl atoms in Cl2 molecule resemble? What is this electron configuration?

[4] Carbon and its Compounds
Chapter: [4] Carbon and its Compounds
Concept: undefined >> undefined

Give one example of a molecule containing a single covalent bond.

[4] Carbon and its Compounds
Chapter: [4] Carbon and its Compounds
Concept: undefined >> undefined

Give one example of a molecule containing a double covalent bond

[4] Carbon and its Compounds
Chapter: [4] Carbon and its Compounds
Concept: undefined >> undefined

Give one example of a molecule containing a triple covalent bond.

[4] Carbon and its Compounds
Chapter: [4] Carbon and its Compounds
Concept: undefined >> undefined

Fill in the blank in the following sentence:

Two atoms of the same element combine to form a molecule. The bond between them is known as ................ bond.

[4] Carbon and its Compounds
Chapter: [4] Carbon and its Compounds
Concept: undefined >> undefined

Fill in the blank in the following sentence:

Two chlorine atoms combine to form a molecule. The bond between them is known as ..........

[4] Carbon and its Compounds
Chapter: [4] Carbon and its Compounds
Concept: undefined >> undefined

Fill in the blanks in the following sentence:

In forming oxygen molecule, .............. electrons are shared by each atom of oxygen.

[4] Carbon and its Compounds
Chapter: [4] Carbon and its Compounds
Concept: undefined >> undefined

Fill in the blank in the following sentence:

In forming N2 molecule, .............. electrons are shared by each atom of nitrogen.

[4] Carbon and its Compounds
Chapter: [4] Carbon and its Compounds
Concept: undefined >> undefined

Fill in the blank in the following sentence:

The number of single covalent bonds in C2H2 molecule are ...........

[4] Carbon and its Compounds
Chapter: [4] Carbon and its Compounds
Concept: undefined >> undefined

Fill in the following blank with suitable word:

The general formula CnH2n for cycloalkanes is the same as that of ...........

[4] Carbon and its Compounds
Chapter: [4] Carbon and its Compounds
Concept: undefined >> undefined

What is the atomic number of carbon. Write its electronic configuration.

[4] Carbon and its Compounds
Chapter: [4] Carbon and its Compounds
Concept: undefined >> undefined
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