Advertisements
Advertisements
Question
Potassium (at No.19) and chlorine (at No.17) react to form a compound. Explain the formation of the compound on the basis of oxidation.
Advertisements
Solution
\[\ce{2K + Cl2 → 2KCl}\]
In the electronic concept, oxidation is a process in which an atom or ion loses an electron(s).
\[\ce{K → K+ + e-}\]
RELATED QUESTIONS
Mention the basic tendency of an atom which makes it to combine with other atoms.
State differences between the properties of ionic compounds and covalent compounds.
Separate the following compounds into three categories - ionic, polar and covalent compounds; N2, NH4Cl, NH3, NO, NH4NO3, NCl3.
Element X is a metal with a valency 2; Y is a non-metal with a valency 3.
(a) Write an equation to show how Y forms as ion
(b) If Y is a diatomic gas, write an equation for the direct combination of X and Y to form a compound.
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?
Elements X, Y, and Z have atomic numbers 6, 9 and 12 respectively. Which one forms a cation?
State the following is a reduction reaction or oxidation reaction.
\[\ce{A^3+ + e- -> A^2+}\]
What is an α (alpha) particle?
Name the following:
The shell closest to the nucleus of an atom
Give reason
Argon does not react.
Give reason
`""_17^35"CI"` and `""_17^37"CI"` do not differ in their chemical reactions.
Explain
Octet rule for the formation of sodium chloride
What do you understand by redox reactions?
State the type of bond between Y and Z and give its molecular formula.
Draw the geometric atomic structure of the following atom showing the number of electrons, protons and neutrons in them:
\[\ce{^12_6C}\]
Draw the geometric atomic structure of the following atom showing the number of electrons, protons and neutrons in them:
\[\ce{^31_15P}\]
Elements with stable electronic configurations have eight electrons in their valence shell. They are ______.
Spot the error/correct the wrong statement:
In the formation of compounds, the inner shell electrons of an atom involved in bonding.
How many atoms of each kind are present in the following molecule:
Chlorine
