Practise 9th Class Chemistry Chapter 9 Online MCQ Test With Answer

Group Properties and Elements

Sr. #	Questions	Answers Choice
1	How many total non -metals exist in solid, liquid or gas at room temperature.	20 10 30 40
2	What % of the elements in the periodic table are meals.	65% 90% 75% 80%
3	Platinu alloyed with whih metal is used as catalyst in automobiles an catalytic convertor.	Palladium Rhodium Gold Both a and b
4	The elements in which d-orbital is in the process of filling constitute a group of metals called.	Alkali metals Noble gases Transition Metals Alkaline earth metals
5	The non -metal which is present in group -15 of periodic table.	Nitrogen Iodine Carbon Sulphur
6	The heaviest metal is	Lead Iron Osmium Platinum
7	Which non metal is good conductor of electricity	Graphite Iodine Sulphur Phosphorus
8	Which is weak acid	HF HBr HI HCl
9	Group 17 elements are called	Alkali Metals Halogens Noble gases Alkaline Earth Metals
10	Which element has high electronegativetivity Value.	Chlorine Oxygen Fluorine Nitrogen
11	The melting and boiling points of non mtals are	Low High Moderate None of these
12	Non-Metals are of heat and electricity	Good conductor Moderate conductor Bad Conductor None of these