Writing and Reading a Chemical Equations

Q.

Write about the limitations of a chemical equation.

Q.

What is the Full form of IUPAC?

1. International Union of Pure and Applied Chemistry

2. Indian Union of Pure and Applied Chemistry

3. Integrated Union of Pure and Applied Chemistry

4. International Union of Partial and Applied Chemistry

Q.

The substance which take part in a chemical reaction is called __________.

1. product
2. reactant
3. catalyst
4. reagent

Q.

If the number of atoms of each element on both sides of a chemical equation is equal, then the equation is called a _________ chemical equation.

Q. The balancing of chemical equation is based upon:

1. Law of multiple proportions
2. Law of conservation of mass
3. Law of combining volume
4. Law of definite proportions

Q.

What should I study for ancq (Australian National chemistry Quiz)

I have already studied 9 the chemiatry in ncert

Q.

A chemical equation should be balanced because:

1. Mass should be conserved

2. No of atoms before and after the reaction should be same.

3. Both (No of atoms before and after the reaction should be same and Mass should be conserved)

4. None of the given statement

Q.

In the formation of organic compounds is the law of chemical combination violated

?

Q.

Which of the following is correct about the balanced equations?

1. Atoms are conserved

2. Mass is conserved

3. Molecules are conserved

4. Both A and B are correct

Q. Balancing of a chemical equation is based on which of the following law?

1. Law of Constant Proportions
2. Boyle's Law
3. Avagadro's Law
4. Law of Conservation of Mass

Q.

By looking at a Chemical equation, which of these is not evident right away?

1. Time taken by a reaction to get completed.

2. Exothermic or Endothermic

3. The concentration of Reactants and Products

4. The number of moles of reactants and products.

Q.

Hello sir ..!!

Greetings Happy teachers day Sir!!

Sir .when I read the theory in chemistry there is not much questions asked in it

Is there any book for chemistry that has questions to work out to test my knowledge

You can suggest me 2 or more books sir

Thanking you

Q.

Which chemical requires only one reactant for its formation?

1. Washing Soda

2. Caustic Soda

3. Dry Lime

4. Limestone

Q.

What is a chemical equation?

Q. State laws of chemical combination?

Q.

Hello sir ..!!

Greetings Happy teachers day Sir!!

Sir .when I read the theory in chemistry there is not much questions asked in it

Is there any book for chemistry that has questions to work out to test my knowledge

You can suggest me 2 or more books sir

Thanking you

Q. Balancing of a chemical equation is based on which of the following laws?

1. Law of multiple proportions
2. Law of constant proportions
3. Avogadro's law
4. Law of conservation of mass

Q.

What is\are the reactants for the chemicals equation forming Caustic soda?

1. Cu

2. $Na$, $H_{2}O$

3. $CuS{O}_4$, $H_{2}O$

4. $CuS{O}_4$

Q. How to do balancing equations

Q.

Do you have notes and videos for Chemistry Practicals too! If no, I think it is neccessary for us.

Q. As a car runs out of petrol, what happens to petrol?

1. It has been destroyed.
2. It has vapourized.
3. None of the above
4. It has been converted into other compounds.

Q. Which one of the following pair of compounds illustrates law of multiple proportions?

1. $MgO,N{a}_{2}O$
2. $H_{2}O,N{a}_{2}O$
3. $N{a}_{2}O,BaO$
4. $SnC{l}_2,SnC{l}_4$

Q.

What should be the number of atoms of Tin in the balanced form of the equation below?

$A{s}_2{O}_3+SnC{l}_2+HCl\to SnC{l}_4+As+H_{2}O$

1. 3

2. 2

3. 1

4. 6

Q. As a car runs out of petrol, what happens to petrol?

1. It has been converted into other compounds.
2. It has been destroyed.
3. It has vapourized.
4. None of the above

Q. Balancing of a chemical equation is based on which of the following law?

1. Boyle's Law
2. Law of Constant Proportions
3. Avagadro's Law
4. Law of Conservation of Mass