Thursday, February 2, 2012

Injso 2012 answer & Solutions

1 comment:

  1. Sir the revised answer key for injso from hbcse gives the answer of the 23rd question as (B). The previous answer key gave (D) as the answer. I doubt the change.
    Question 23. Which one is not an acid salt?
    a) NaH2PO4 b) NaH2PO2
    c) NaH2PO3 d) Na3PO3

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