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Worksheetsg11 chem challenge 1 by khayrattee yasser
Total questions: 20
Worksheet time: 40mins
check foto ek met to reponse
A
B
C
D
an endothermic reaction is one which (a) heat from the surroundings.
(a) is the breaking down of compound using electricity
check foto la bien ek done to reponse
A
B
C
D
ionic bond is formed by the (a) of electrons between the atoms of metals and non metals
Check foto la bien ek done to reponse
A
B
C
D
check foto pu choisir to reponse
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B
C
D
check pic pu done to reponse
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B
C
D
check pic ek done to reponse
A
B
C
D
Choisir to reponse
A
B
C
D
fer to calcul ek done to reponse
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B
C
D
ki to reponse
A
B
C
D
Ki to reponse
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B
C
D
check pic ek dne to reponse
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B
C
D
lakel bon reponse?
A
B
C
D
guet diadriam la bien ek done to reponse
A
B
C
D
graphite and diamond are ...................... of carbon
hint: word start with alphabet A....
(a)
a proton has mass 1 and charge 0
true
false
the ore of aluminium is known as cryolite
true
false
metals conduct electricity due to mobile ions
true
false
