
LeaP-Quest, Quiz
Authored by Sajid Ansari
Chemistry
10th - 12th Grade
Used 2+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Identify the metal which reacts with water slowly and form white rust
उस धातु की पहचान करें जो पानी के साथ धीरे-धीरे प्रतिक्रिया करती है और सफेद जंग बनाती है
Cu
Al
Fe
Ca
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
identify formula of baking soda
बेकिंग सोडा के सूत्र की पहचान करें
Na2CO3
NaHCO3
Na2HCO3
Na2HCO3
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
identify formula of washing soda
वाशिंग सोडा के सूत्र की पहचान करें
Na2CO3.10H2O
NaHCO3.10H2O
Na2CO3.5H2O
NaHCO3.5H2O
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
match Caustic potash and caustic soda
कास्टिक पोटाश और कास्टिक सोडा से मिलान
Caustic potash=NaOH
caustic soda=KOH
Caustic potash=K2OH
caustic soda=NaOH
Caustic potash=KOH
caustic soda=NaOH
Caustic potash=KOH
caustic soda=Na2OH
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
select the common preservatives(a substance used to preserve foodstuffs, wood, or other materials against decay)
सामान्य संरक्षक(खाद्य पदार्थों, लकड़ी या अन्य सामग्रियों को क्षय के खिलाफ संरक्षित करने के लिए उपयोग किया जाने वाला पदार्थ) का चयन करें
Sugar and Salt
Urea and ammonium sulphate
Soda and potash
Aluminium and Copper
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Identify the Ore of Aluminum with Formula
सूत्र के साथ एल्यूमीनियम के अयस्क की पहचान करें
Bauxite
Al2O3.2H2O
Bauxite
Al2O3.3H2O
Calcite
Al2O3.2H2O
Calcite
Al2O3.3H2O
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
which one is acidic salt
अम्लीय नमक कौन सा है?
Na2CO3
NaCl
CaCl2
Ca(OH)2
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