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Draw the Electron-dot Structure of Nh3 And State the Type of Bonding. - Science

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प्रश्न

Draw the electron-dot structure of NHand state the type of bonding. 

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उत्तर

The electron-dot structure of NH3 is:

In NH3, each hydrogen atom shares its one electron with the nitrogen atom to form a covalent bond.

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अध्याय 3: Metals and Non-metals - Exercise 2 [पृष्ठ १६९]

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लखमीर सिंग Chemistry (Science) [English] Class 10
अध्याय 3 Metals and Non-metals
Exercise 2 | Q 40.2 | पृष्ठ १६९

वीडियो ट्यूटोरियलVIEW ALL [2]

संबंधित प्रश्न

Why covalent compounds are different from ionic compounds?


Explain why, ionic compounds conduct electricity in solution whereas covalent compounds do not conduct electricity.


Friedrich Wohler converted an inorganic compound into an organic compound in the laboratory.

Write the name and formula of organic compound formed.


Draw the electron-dot structure of a hydrogen chloride molecule.


Using electron-dot diagrams which show only the outermost shell electrons, show how a molecule of oxygen, O2, is formed from two oxygen atoms. What name is given to this type of bonding? (At. No. of oxygen = 8)


State one use of diamond which depends on its 'extraordinary brilliance' and one use of graphite which depends on its being 'black and quite soft'.


The atomic numbers of four elements P, Q, R and S are 6, 10, 12 and 17 respectively. Which two elements can combine to form a covalent compound?
(a) P and R
(b) Q and S
(c) P and S
(d) R and S


Out of KCl, HCl, CCl4 and NaCl, the compounds which are not ionic are:
(a) KCl and HCl
(b) HCl and CCl4
(c) CCl4 and NaCl
(d) KCl and CCl4


Distinguish between ionic and covalent compounds under the following properties:

(i) Strength of forces between constituent elements

(ii) Solubility of compounds in water

(iii) Electrical conduction in substances


Explain the following term with example.
Alkane


What are the conditions necessary for the formation of covalent molecule? Give their properties.

The following table shows the electronic configuration of the elements W, X, Y, Z:

Element

W

X

Y

Z

Electronic
Configuration

2,8,1

2,8,7

2,5

1

Answer the following questions based on the table above:

What type of bond is formed between Y and Z.


What is the difference between a polar covalent compound and a non-polar covalent compound?


Taking MgCl2 as an electrovalent compound, CCl4 as a covalent compound, give four difference between electrovalent and covalent compounds


Fill in the blank and rewrite the completed statement:
Covalent compounds are generally soluble in _________ solvents.


Name two carbon compounds used in day-to-day life.


Complete the following activity.

Write the names of the hydrocarbons for the following structural formula.

(isobutylene, cyclohexane, propene, cyclohexene, cyclopentane, benzene, propyne, isobutane, propane)

\[\begin{array}{cc}
\phantom{..}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\\
\phantom{..}|\phantom{....}|\phantom{....}|\\
\ce{H - C - C- C- H}\\
\phantom{.}|\phantom{....}|\phantom{....}|\\
\ce{H - C - H}\\
|\\\ce{H}\end{array}\]
 

Although metals form basic oxides, which of the following metals form an amphoteric oxide?


Write notes on the characteristics of covalent compounds.


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