The total number of electrons shared in the formation of an ethyne molecule is :
The total number of electrons shared in the formation of an ethyne molecule is :
Options
In the formation of an ethyne molecule, 10 electrons are shared between the two carbon atoms and the two hydrogen atoms.
Marking Scheme
- 11 mark
Hint
Recall the electronic configuration of carbon and the number of valence electrons it has.
Quick Oral Answer
The total number of electrons shared in the formation of an ethyne molecule is 10.
Analysis & Explanation
The question requires the student to recall the electronic configuration of carbon and the number of valence electrons it has. The student must also understand how these electrons are shared in the formation of an ethyne molecule.
Common Mistakes
- 1forgetting the electronic configuration of carbon
- 2not counting the shared electrons correctly
Interesting Facts
Ethyne is also known as acetylene
It is a highly flammable gas
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Frequently Asked Questions
How many marks does this question carry in CBSE Class 10 Science 2023?
This question carries 1 mark in the CBSE Class 10 Science 2023 examination.
Which chapter does this question come from in Science?
This question is from the chapter "Carbon and its Compounds" in the CBSE Class 10 Science syllabus.
What topic does this question cover in Science?
This question covers the topic "Covalent Bonding in Carbon" from CBSE Class 10 Science.
What type of question is this in the CBSE Class 10 Science 2023 paper?
This is a MCQ question from Section A in the CBSE Class 10 Science 2023 paper.