Sodium carbonate reacts with hydrochloric acid produces
Anonymous Quiz
58%
Nacl
13%
Co2
10%
H2O
19%
Alll
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This course is a very important course for all the aspirants preparing for the Class 10 Board exam. The course will cover all the exercise questions as well as PYQs from all 20 chapters of science. The study will be conducted live in Hinglish and notes will be provided in English.
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📱 Download My App - https://bit.ly/3SuYgh5
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Target Batch (SSC class 10) - https://wygei.courses.store/281300
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About Course
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Benefits
○ For the 2022-23 Batch
○ Live classes
○ Covers all 20 chapters
○ Mentorship & Guidance
○ Live recording available
○ Study material (PDF format)
○ Includes TEST Series
Happy Learning😇
------------------------------------
📱 Download My App - https://bit.ly/3SuYgh5
------------------------------------
Target Batch (SSC class 10) - https://wygei.courses.store/281300
------------------------------------
About Course
------------------------------------
Benefits
○ For the 2022-23 Batch
○ Live classes
○ Covers all 20 chapters
○ Mentorship & Guidance
○ Live recording available
○ Study material (PDF format)
○ Includes TEST Series
Happy Learning😇
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Aqua regia is a freshly prepared mixture of concentrated HNO3 and concentrated HCl in the ratio of:
Anonymous Quiz
58%
1:3
19%
2:4
15%
2:3
8%
2:1
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) A non-metal used to preserve food material is:
Anonymous Quiz
22%
Carbon
15%
Poshprous
56%
Nitrogen
8%
Sulphur
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Which of the following oxides of iron would be obtained on prolonged reaction of iron with steam?
Anonymous Quiz
12%
Feo
22%
Fe20
61%
Fe2o3
6%
None
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The ratio of number of chromosomes in a human zygote and a human sperm is
Anonymous Quiz
44%
2:1
34%
1:2
15%
2:3
8%
4:6
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If an object is placed symmetrically between two plane mirrors, inclined at angle of 72 degree, then total no. of images formed:
Anonymous Quiz
18%
5
30%
4
23%
3
17%
2
11%
None
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An image of an object produced on a screen which is about 36 cm using a convex lens. The image produced is about 3 times the size of the object. What is the size of the object?
Anonymous Quiz
44%
12 cm
34%
33 cm
16%
34cm
5%
21cm
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