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CBSE Notes 2011-2012 » Forums » Open Discussion

CHEMISTRY CH-1 (QUESTIONS)

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nikita kabra's picture
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Joined: 23/05/2008

Q1 WHAT IS A CHEMICAL REACTION?
Q2 HOW DO WE COME TO KNOW THAT A CHEMICAL REACTION HAS TAKEN PLACE?
Q3 WHAT IS A BALANCED CHEMICAL EQUATION?
Q4 WHY SHOULD A MAGNESIUM RIBBON CLEANED BEFORE BURNING IN AIR?
Q5 NAME 4 TYPES OF CHEMICAL REACTIONS?
Q6 WHAT ARE EXOTHERMIC REACTIONS?

NIDHI KABRA