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प्रश्न
Identify the bond between H and F in the HF molecules.
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उत्तर
The nature of the bond in the HF molecule is ionic.
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संबंधित प्रश्न
Rewrite the following statement after correction, if necessary:
Periods are the horizontal rows of elements.
An element X is in group 2 of the periodic table what will be the formula of its oxide?
An element X from group 2 of the periodic table reacts with an element Y from group 17 to form a compound.
(a) What is the nature of the compound formed?
(b) State whether the compound formed will conduct electricity or not.
(c) Give the formula of the compound formed.
(d) What is the valency of element X?
(e) How many electrons are there in the outermost shell of an atom of element Y?
Find the neutral atom in the periodic table which has the same number of electrons as K+ and Cl−. What is this number?
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(i) In which group of the periodic table should they be ?
(ii) Which one of them is least reactive ?
(iii) Which one of them has the largest atomic radius ? Give reason in justify your answer in each case.
Choose the correct option and rewrite the statement.
The number of electrons in the outermost shell of alkali metals is _______.
______ group contains the member of the halogen family.
If the distance between two Cl atoms in a Cl2 molecule is 1.98Å, then the radius of the Cl atom is ______.
An atom of an element has the electronic configuration 2,8,2. To which group does it belong?
An element X combines with oxygen to form an oxide XO. This oxide is electrically conducting. Write the formula of the compound formed when X reacts with chlorine.
