Advertisements
Advertisements
Question
Select the appropriate option for the following statement:
The element which is noble gas and radioactive in nature.
Options
Boron
Chlorine
Potassium
Platinum
Radon
Solution
Radon.
APPEARS IN
RELATED QUESTIONS
Which of the following statements is correct?
Choose the correct answer from the options given below:
Anhydrous iron(III) chloride is prepared by:
1) direct combination
2) simple displacement
3) decomposition
4) neutralization
Choose the most appropriate answer of the following:
This is not an alloy of copper:
(A) Brass
(B) Bronze
(C) Solder
(D) Duralumin.
Name a non-metal which is extremely hard.
Statements given below are incorrect. Write the correct statements :
Chlorine gas is used in the manufacture of sulphuric acid.
Name a non-metal which is good conductor of electricity.
State two important uses of following non-metal
Uses of chlorine
State two important uses of following non-metal
iodine
Name:
two non metals which are monoatomic
Identify the odd term.
Name the following:
or
With reference to the physical properties of metals and non-metals, state the following exception.
A metal which is liquid at room temperature.
Which metal occurs as a sulphide also gives the name of their respective ore.
How are metals like sodium, potassium, and calcium obtained? Give equations.
Complete the statement given below, by filling in the blank with the correct word:
The ability of a metal to produce a reasonant sound ______.
Give two examples of alloy.
Name six common non-metals and write their symbols.
Alloys are homogeneous mixtures of a metal with a metal or non-metal. Which among the following alloys contain non-metal as one of its constituents?
A non-metal A is an important constituent of our food and forms two oxides B and C. Oxide B is toxic whereas C causes global warming
- Identify A, B and C
- To which Group of Periodic Table does A belong?
Which non-metal is essential for our life and all living beings inhale it during breathing?
Non – metals are ______.
