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प्रश्न
State the nature of compounds formed when group 17 elements combine with (i) metals (ii) non-metals.
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उत्तर
- Group 17 elements react with metals to form metal halides which are neutral in nature.
- Group 17 elements react with non-metals to form acidic compounds such as hydrogen halides.
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संबंधित प्रश्न
The elements Be, Mg and Ca each having two electrons in their outermost shells are in periods 2, 3, and 4 respectively of the modern periodic table. Answer the following questions, giving justification in each case:-
(i) Write the group to which these elements belong.
(ii) Name the least reactive element.
(iii) Name the element having largest atomic radius.
Write the number of vertical columns in the modern periodic table. What are these columns called?
Consider two elements 'X' (Atomic number 17) and 'Y' (Atomic number 20)
(i) Write the positions of these elements in the modern periodic table giving justification.
(ii) Write the formula of the compound formed by the combination of 'X' and 'Y'.
(iii) Draw the electron-dot structure of the compound formed and state the nature of the bond formed between the two elements ?
State the valency of the elements of periods 3 and write the formula of their oxides.
An element X belong to 3rd periods and group II of the periodic table state:
name of the element,
Write two reasons responsible for the late discovery of noble gases?
How many elements are there in period 2?
Name and state the following with reference to the elements of the first three periods of the periodic table.
Valency of elements in Group 14 and 15.
Name the elements in Period 1.
Electron Affinity is maximum in ______.
