Consider the reaction between hydrogen and oxygen gases to form water- Which of the following is-are not conserved in the reaction- 2 H 2 g - O 2 g - 2 H 2 O l A- AtomsB- Both moles of molecules and moles of atomsC- Moles of moleculesD- Mass

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Standard XII

Chemistry

Chemical Properties of Noble Gases

Consider the ...

Question

Consider the reaction between hydrogen and oxygen gases to form water. Which of the following is/are not conserved in the reaction?

2H₂(g) + O₂(g) → 2H₂O(l)

Atoms

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Mass

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Both moles of molecules and moles of atoms

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Moles of molecules

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Solution

The correct option is D
Moles of molecules

Moles of molecules are not conserved in the reaction.

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Similar questions

What is the mass of:

(a) 0.2 mole of oxygen atoms?

(b) 0.5 mole of water molecules?

Q. For the reaction,

2 H_{2} (g) + O_{2} (g) \to 2 H_{2} O (g)

Initially,

3

moles of

H_{2}

and

2

moles of

O_{2}

are present. Identify the correct statement.

Equal moles of hydrogen and oxygen gases are placed in a container with a pin-hole through which both can escape. How many moles of Oxygen gas escape in the time required for half a mole of the hydrogen to escape?

A) 1.5 Moles of $B a C O_{3}$	1) 3 moles of oxygen atoms
B) 2 moles of $H_{2} S O_{4}$	2) 7.5 moles of oxygen atoms
C) 2.5 moles of $Z n C O_{3}$	3) 8 moles of oxygen atoms
D) 0.5 mole of $G l u c o s e$	4) 4.5 moles of oxygen atoms

Q. Consider the following reaction sequence:

S_{8} (s) + 8 O_{2} (g) \to 8 S O_{2} (g)

2 S O_{2} (g) + O_{2} (g) \to 2 S O_{3} (g)

How many moles of

S O_{3}

are produced from 10 moles of

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Consider the reaction between hydrogen and oxygen gases to form water. Which of the following is/are not conserved in the reaction? 2H2(g) + O2(g) → 2H2O(l)

The correct option is D Moles of molecules Moles of molecules are not conserved in the reaction.

Consider the reaction between hydrogen and oxygen gases to form water. Which of the following is/are not conserved in the reaction?

2H₂(g) + O₂(g) → 2H₂O(l)

The correct option is D
Moles of molecules

Moles of molecules are not conserved in the reaction.