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WorksheetsLanguage of Chemistry
Total questions: 10
Worksheet time: 5mins
It represents a specific element or one atom of an element.
Symbol
Valency
Compound
None of the options
The valency of all metals and hydrogen is considered
Negative
Positive
Zero
None of the options
What is the valency of Calcium and Aluminium?
Valency of Calcium is 2+ and Aluminium is 4+
Valency of Calcium is 2- and Aluminium is 1+
Valency of Calcium is 2+ and Aluminium is 3+
Valency of Calcium is 3+ and Aluminium is 2+
What is the chemical name of MgSO4.7H2O ?
Washing soda
Epsom Salt
Glauber's salt
Rock salt
Write the chemical formula of Acetic Acid?
KBr
Na2CO3.10H2O
CH3COOH
None of the options
What is Methane, Ethane, Propane and Butane known as?
Alcohols
Hydrocarbons
Acids
Salts
What is the formula of Butane?
C2H6
CaCl2
H3PO4
C4H10
What are the limitations of chemical equations?
(You can select more than 1 option for this question.)
It does not tells us about the concentration of both reactants and products.
It does not tell us the chemical nature of reactants and products.
It does not provide information about the speed of the reaction.
It does not tells us the direction of the reaction.
Relative atomic mass(RAM) of an element is the ............of times one ....... of an element is ......... than 1/12 the mass of an atom of carbon(C12).
number,atom,
heavier
number,molecule,
heavier
number,molecule,
lighter
number,atom,
lighter
Relative molecular mass(RMM) of an element/......... is the ........ of times one....... of the substance is heavier than ....... the mass of an atom of carbon.(C12).
symbol,number,
atom,1/14
compound,number,molecule,1/10
compound,number,molecule,1/12
compound,number,atom,1/12
