Advertisements
Advertisements
Question
The element that would form anion by gaining electrons in a chemical reaction is ______.
Options
potassium
calcium
fluorine
iron
Advertisements
Solution
The element that would form anion by gaining electrons in a chemical reaction is Fluorine
APPEARS IN
RELATED QUESTIONS
Give electron dot diagram of the following:
methane
Separate the following compounds into three categories - ionic, polar and covalent compounds; N2, NH4Cl, NH3, NO, NH4NO3, NCl3.
Match the column A with Column B.
|
Column A |
Column B |
|
(i) Sodium chloride (ii) Ammonium ion (iii) Carbon tetrachloride |
Covalent bond Ionic bond Covalent and coordinate bond |
Among the following compounds identify the compound that has all three bonds (ionic, covalent and coordinate bond).
How many atoms of each kind are present in the following molecules: calcium oxide, chlorine, water, carbon tetrachloride?
How many electrons are required by each atom mentioned in (a) to attain the nearest noble gas configuration?
How many atoms of each kind are present in the following molecule:
Calcium oxide
Potassium (at No.19) and chlorine (at No.17) react to form a compound. Explain the formation of the compound on the basis of reduction.
Explain the following:
Carbon-12 and carbon-14 both show similar chemical properties.
How many electrons are required or released by each atom in water molecule to attain the nearest noble gas configuration?
Elements A, B and C have atomic number 17, 19 and 10 respectively.
State which one is a metal.
