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WorksheetsLANGUAGE OF CHEMISTRY
Total questions: 13
Worksheet time: 2mins
SUBSTANCES THAT TAKE PART IN A CHEMICAL REACTION IS CALLED
PRODUCTS
REACTANTS
CHEMICALS
NONE OF THESE
A SYMBOL IS USED TO REPRESENT ______
AN FORMULA IS USED TO REPRESENT ______
REACTANT, PRODUCT
CHEMICAL REACTION, CHEMICAL EQUATION
CATALYST, ENZYME
NONE OF THESE
THE EVOLUTION OF GAS IS REPRESENTED BY A
DOWNWARDLY DIRECTED ARROW
SIDEWAY DIRECTED ARROW
UPWARDLY DIRECTED ARROW
NO ARROW
WHEN ACETIC ACID IS ADDED TO BAKING SODA, ____ TAKES PLACE WITH A EVOLUTION OF GAS
BRISK EFFERVESCENCE, H2O
BRISK EFFERVESCENCE, O2
EFFERVESCENCE, CO2
BRISK EFFERVESCENCE, CO2
MAGNESIUM BURNS IN AIR OR OXYGEN TO GIVE A
BRILLIANT YELLOW LIGHT
BRILLIANT WHITE LIGHT
BRILLIANT BLUE LIGHT
BRILLIANT BLACK LIGHT
WHAT WILL HAPPEN WHEN MAGNESIUM RIBBON IS ADDED TO DILUTE HYDROCHLORIC ACID ?
HYDROGEN GAS WILL NOT BE EVOLVED
SIDES OF THE TEST TUBE WILL BREAK
ENERGY IS EVOLVED
ALL OF THESE
NITROGEN COMBINES WITH OXYGEN AT
20000 DEGREE CELCIUS
30000 DEGREE CELCIUS
3000 DEGREE FAHRENHIET
5432 DEGREE FAHRENHIET
THE COLOUR OF BARIUM SULPHATE PRECIPITATE IS
WHITE
COLOURLESS
CURDY WHITE
PINK
THE COLOUR OF IRON HYDROXIDE IS
COLOURLESS
PALE GREEN
RAINBOW
GREEN
WHEN AMMONIA GAS AND HYDROGEN CHLORIDE GAS COMBINE ____ IS FORMED
AMMONIUM SULPHIDE
AMMONIUM HYDROXIDE
AMMONIUM CHLORIDE
AMMONIUM NITRIDE
HYDROGEN SULPHATE SMELLS LIKE
ROTTEN FISH
DIRTY SOCKS
ROTTEN EGGS
PERFUME
MAGANESE DIOXIDE ACTS AS A CATALYST IN
DECOMPOSITION OF CALCIUM CARBONATE
BREAKDOWN OF NITRUS OXIDE
DECOMPOSITON OF BARIUM SULPHATE
DECOMPOSITION OF POTTASIUM CHLORATE
SOME CHEMICAL REACTION TAKES PLACE BY THE ACTION OF LIGHT AND SOME TAKES PLACE BY THE ACTION OF ELECTRICITY. SO THESE REACTIONS ARE CALLED
BIOCHEMICAL, PHOTOCHEMICAL
PHOTOCHEMICAL, ELECTROCHEMICAL
ELECTROCHEMICAL, BIOCHEMICAL
NONE OF THESE
