Question

plzzzz frnds help me answer these questions. i have to submit by tomorrow itself. plzzzzz do help.
Q 1) A metal which reacts violently and vigorously with cold water ?
Q 2) A metal which does not displace hydrogen from water or steam?
Q 3) A monovalent metal which reacts explosively with dilute sulphuric acid.
Q 4) A metal which neither reactys with dilute sulphuric acid nor burns in air forming an oxide
Q 5) A metal which forms a basic oxide on reaction with oxygen and one which forms and amphoteric oxide
Q 6) A metal which has low or negligible tensile strength and is a liquid at a room temperature?
Q 7) A metal which has no lustre floats on water and is so soft that it can be cut with a knife?
Q 8) A metal which is  neither sonorous nor ductile at any temperature?
Q 9) A metal which is a good conductor of heat and electricity and is solid at room temperature,

Answer 1

1. Potassium
2.Copper silver gold
3.Cu hg
4.Ag pt
5.Metal Oxides
6.Bromine
7.Sodium and Potassium
8.Iodine
9.Copper and Silver