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the answers (key) given by various institutes differ from one another at least for 4-5 questions in chemistry paper I section 2 and three . how to understand this ?

the answers (key) given by various institutes differ from one another at least for 4-5 questions in chemistry paper I section  2 and three . how to understand this ?

Grade:12

1 Answers

Vibhutesh Singh
18 Points
11 years ago

Well the coaching institute, dosent get directly the answer from the exam board. They themselves solve, and post the answer on the web!

So there's always a chance of human error .

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