Gaurav knows that wires can be made from copper and aluminium. He tries to make wire from sulphur and carbon. Will he succeed? Give reason also.

Academic Chemistry NCERT Class 8

No, Gaurav will not succeed in making wires from sulphur and carbon. This is because sulphur and carbon are non-metals. Non-metals are non ductile, that is, they cannot be drawn into wires.

Tutorialspoint

Updated on: 17-Mar-2023

18 Views

Boojho made light from a laser torch to fall on a prism. Will he be able to observe a band of seven colours? Explain with a reason.
Can copper displace iron from iron sulphate solution? Give reason for your answer.
Can a person suffering from Night blindness be able to see again in dim light? Can he/she be cured completely if he/she eats vitamin A ?
Boojho has a cell and a single piece of connecting wire. Without cutting the wire in two, will he be able to make the bulb glow? Explain with the help of a circuit diagram.
A labourer is engaged for 20 days on the condition that he will receive Rs. \(120 \) for each day he works and will be fined Rs.\( 10 \) for each day he is absent. If he receives Rs.\( 1880 \) in all, for how many days did he remain absent?
Translate the following statements into chemical equations and then balance the equations:(a) Hydrogen sulphide gas burns in air to give water and sulphur dioxide.(b) Phosphorus burns in oxygen to give phosphorus pentoxide.(c) Carbon disulphide burns in air to give carbon dioxide and sulphur dioxide.(d) Aluminium metal replaces iron from ferric oxide, Fe2O3, giving aluminium oxide and iron.(e) Barium chloride reacts with zinc sulphate to give zinc chloride and barium sulphate.
Rana wants to buy shirts for summer. Should he buy cotton shirts or shirts made from synthetic material ? Advice Rana, giving your reason.
Rana wants to buy shirts for summer. Should he buy cotton shirts or shirts made from synthetic material? Advise Rana, giving your reason.
Name the type of carbohydrate that can be digested by ruminants but not by humans. Give the reason also.
Can copper displace iron from iron sulphate solution? Give reasons.
A person has to make a non-stick pan. He has three types of plastic-Bakelite, Teflon and PVC. Which plastic will he use for coating and why?
A shopkeeper wanted to fix a mirror which will give a maximum view of his shop. What type of mirror should he use? Give reason.
If Ramu has 133 chocolates and he has to distribute all chocolates to 120 children, how will he distribute ?
Define valency and give the valency for the following elements:Magnesium, Aluminium, Chlorine, and Copper.
How will you protect yourself from live wires that are connected to electrical gadgets

Kickstart Your Career

Get certified by completing the course

Get Started

Advertisements