9th Class Chemistry English Medium Online Test For Full Book With Answers

9th Class Chemistry English Medium Online Test For Full Book

Sr. # Questions Answers Choice
1 The haviest metal is Iron Lead Osmium Platinum
2 Which of the following is a metal Magnesium Carbon Hydrogen Nitrogen
3 Platinum alloyed with which metal is used as catalyst in automobiles as atalytic covertor. Gold Rhodium Palladium Both a and b
4 Which group elements has low ionization energies. Halogens Noble gases Alkaline Earth Metals Alkali Metals
5 Sodium metal has electrons 10 11 12 14
6 Metals posses. Ionic bond Covalent bond Co-ordinate covalent Metallic bond
7 All metals bear Positive charge Negative charge Both a and b None of these
8 Which are good conductor of heat and electricity Metals Non metals Metalloids All of these
9 Metals are teh elements which have. Electronegative character Electropositive character Both a and b None of the above
10 Metals lose their elecrons easily because. They are elecrnegativity They have electron affinity They are electropositive Good conductors of heat
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