
10 class chapter 1 quiz 2
Quiz
•
Chemistry
•
10th Grade
•
Hard
Dimpi Khanna
FREE Resource
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4 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Respiration is
श्वसन एक
Exothermic process /ऊष्माक्षेपी अभिक्रिया है
Endothermic process /ऊष्माशोषी अभिक्रिया है
Reductiin reaction/ अपचयन अभिक्रिया है
None of these/ इनमें से कोई नहीं
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Silver ornaments turn grey after some time due to. चांदी के आभूषण कुछ समय बाद काले से पड़ जाते हैं
Polish पोलिश के कारण
Bat colouring खराब रंग के कारण
Corrosion संक्षारण के कारण
None of these इनमें से कोई नहीं
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following equation is balanced?
इनमें से कौनसी समीकरण संतुलित है?
NaCl + H2O. = HCl + NaOH
NaCl +2 H2O = 2HCl + 2NaOH
2NaCl + H2O = 2NaOH + + HCl
Nonne of these / इनमें से कोई नहीं
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The substance which is reduced in the following reaction is
निम्नलिखित अभिक्रिया में वह पदार्थ जिसका अपचयन हो रहा है ,है।
C + 2HgO = CO2 +2Hg
C
Hg
HgO
CO2
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