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प्रश्न
What type of bonds are present in a water molecule?
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उत्तर
The covalent bonds are present in the water molecule.
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संबंधित प्रश्न
Choose the correct answer from the options given below:
Which of the following is a common characteristic of a covalent compound?
1) high melting point
2) consists of molecules
3) always soluble in water
4) Conducts electricity when it is in the molten state
Give one example of the following:
A molecule containing a triple covalent bond.
What type of chemical bonds are formed by carbon? Why?
Explain why, graphite can be used as a lubricant but diamond cannot.
Explain why, diamond can be used in rock drilling equipment but graphite cannot.
What is graphite?
A saturated hydrocarbon has fifty hydrogen atom in its molecule. The number of carbon atoms in its molecule will be
(a) twenty five
(b) twenty four
(c) twenty six
(d) twenty seven
You can buy solid air-freshners in shops. Do you think these substance are ionic or covalent? Why?
Explain the following:
polar covalent compounds electricity.
Draw an electron dot structure of the following molecule. (Without showing the circle) :
Water
Explain the following term with example.
Homopolymer
(a) Compound X consists of molecules.
Choose the letter corresponding to the correct answer from the choices (a), (b), (c) and (d) given below
The type of bonding in X will be
Name a neutral covalent molecule which contains one lone pair of electrons.
Fill in the blank with correct word from the bracket.
Melting and boiling points of covalent compounds are generally ______ (low, high).
What is the difference between a polar covalent compound and a non-polar covalent compound?
Name two compounds that are covalent when taken pure but produce ions when dissolved in water.
Answer the following question.
What is methane? Draw its electron dot structure. Name the type of bonds formed in this compound. Why are such compounds:
(i) poor conductors of electricity? and
(ii) have low melting and boiling points? What happens when this compound burns in oxygen?
Write the molecular formula of the given compound.
Propylene
Discuss in brief about the properties of coordinate covalent compounds.
Acetic acid was added to a solid X kept in a test tube. A colourless, odourless gas Y was evolved. The gas was passed through lime water, which turned milky. It was concluded that ______.
