Quiz
Period 3 Elements: Atomic and Physical Properties
Create a free account to finish this quiz
Save your progress and see your final score.
Already have an account? Sign in
Questions in this quiz (10)
1Which of the two elements Mg and Al has a more stable structure?
- AMg
- BAl
- CBoth have stable structure
2As we go from left to right in a period, the atomic radius
- AIncreases
- BDecreases
- CDoes not change
3According to the Pauling scale, the most electronegative element is
- AFrancium
- BCesium
- CFluorine
4Electronegativity is defined as
- AA measure of the charge on the electrons surrounding the nucleus in an atom.
- BA measure of the tendency of an atom to attract a bonding pair of electrons.
- CA measure of the tendency of an atom to attract an electron towards itself.
5In going from left to right in a period, the electronegativity values
- ADecrease
- BIncrease
- CIncrease and then decrease
6The electronegativity value of Argon is
- A0.7
- B3
- CNo value
7The structures of elements, as you go from left to right in a period, change as follows
- ANa, Mg and Al have metallic structures.
Si has giant covalent structure.
P, S, Cl, Ar are simple molecules. - BNa, Mg and Al are simple molecules.
Si has metallic structure.
P, S, Cl, Ar have a covalent structure. - CAll elements have same structure.
- ANa, Mg and Al have metallic structures.
8The electrical conductivity in period 3, as you move from left to right in the period
- AIncreases
- BDecreases
- CRemains constant
9The forces of attraction between the molecules of Phosphorous, Sulphur, Chlorine and Argon are
- AVan der Waal attractions
- BIonic bonds
- CCovalent bonds
10The melting and boiling points of Phosphorous, Sulphur, Chlorine and Argon as compared to ones of previous elements in the period are
- ALower
- BHigher
- CEqual
Information
- Description
- Quiz for Chapter 1, textbook for Chemistry FSc Part 2
- Author
- haaniaaamir13
- Language
- English
- Views
- 101
- Tags
- Rating
- 5.0 out of 5 · 1 rating Rate this quiz