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WorksheetsMetals And Non metals
Total questions: 15
Worksheet time: 30mins
Metals are said to be sonourous because
They produce a hard sound when they hit
They can be drawn into thin wires
They produce a ringing sound when they hit
Metals are generally hard. Which of these metals is an exception and is soft and can be cut with a knife?
Iron
Gold
Sodium
Magnesium
The abbreviations used to represent elements are called chemical symbols.What is the chemical symbol for Pb(plumbum)?
Lead
Mercury
Zinc
Platinum
The reaction of iron with moist air is commonly called
(a)
Non metals generally react with acids
True
False
The gas evolved when metals react with sodium hydroxide solution is _________
Nitrogen
Oxygen
Carbon Dioxide
Hydrogen
Magnesium ribbon burns to produce MgO and this oxide further reacts with water to give rise to Mg (OH)2, which changes red litmus to blue one.What is the nature of this compound?
Acidic
Basic
both acidic and basic
none of these
Which of the following non-metal solution is used as antiseptic on wounds?
sulphur
iodine
chlorine
nitrogen
(a) is used for making cooking vessels and surgical instruments
Which non-metal is used to disinfect water?
Chlorine
Nitrogen
Ammonia
Iodine
Which non-metal reacts with air vigorously and catches fire?
Sodium
Nitrogen
Phosphorous
Carbon
Which of these is sonorous?
Diamond
Copper
Sulphur
Phosphorous
This material is stored in kerosene. It is___________
Sulphur
Potassium
Sodium
Phosphorous
Glitter or shine of metals are called
(a)
(a) is used for making microchips in electronic goods.
