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Define the Term : Charge - Chemistry

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Question

Define the term : Charge

Definition

Solution

Charge: The mixture of materials fed into a furnace to extract a metal is called charge.

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Chapter 7: Metallurgy - Exercise 1 [Page 179]

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Frank Chemistry - Part 2 [English] Class 10 ICSE
Chapter 7 Metallurgy
Exercise 1 | Q 3.4 | Page 179

RELATED QUESTIONS

State the main components of the following alloys:

Duralumin


How does aluminum react with the Air ?


State the use of:

wrought Iron


Name one metal occurring as a : Halide ore


Name the alloy of zinc used in simple voltaic cells.


What is an alloy? An alloy usually has some property which makes it useful in a specific way.
What is the special property of: Duralumin


  X Y
Normal Electronic Configuration 2, 8, 7 2, 8, 2
Nature of Oxide Dissolves in water and truns blue litmus red. Very low solubility in water.
Dissolves in hydrochloric acid.
Tendency for Oxidising and reducing reactions Tends to oxidise elements and compound. Tends to act as a reducing agent.
Electrical and Thermal Conductivity Very poor electrical conductor.
Poor thermal conductivity.
Good electrical conductor.
Good thermal conductor.
Tendency to form Alloys and Amalgams No tendency to form alloys. Forms alloys.

Using the information above, complete the following:

  1. _________ is the metallic element.
  2. Metal atoms tend to have a maximum of ________ electrons in the outermost energy level.
  3. Non-metallic elements tend to form _________ oxides while metals tend to form _______ oxides.
  4. Non-metallic elements tend to be ______ conductors of heat and electricity.
  5. Metals tend to _______ electrons and act as ________ agents in their reactions with elements and compounds.

State the main components of the following alloy:

Brass


Name the following:

The ore of zinc containing its sulphide.


Bauxite : Aluminium ore : : Cassiterite : _______


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