In terms of acidic strength, which one of the following is in the correct increasing order?
Anonymous Quiz
38%
Water < Acetic acid < Hydrochloric acid
36%
Water < Hydrochloric acid < Acetic acid
22%
Acetic acid < Water < Hydrochloric acid
4%
None
๐6๐ฅฐ3
What is formed when zinc reacts with sodium hydroxide?
Anonymous Quiz
45%
Zinc hydroxide and sodium
28%
Sodium zinc-oxide and hydrogen gas
19%
Sodium zincate and hydrogen gas
8%
None
๐2๐ฅ2๐1
Brine is an
Anonymous Quiz
32%
aqueous solution of sodium hydroxide
36%
aqueous solution of sodium chloride
17%
aqueous solution of sodium carbonate
14%
All
๐7๐4
Na2CO3 . 10H2O is
Anonymous Quiz
33%
washing soda
27%
Baking soda
29%
bleaching powder
11%
Tataric acid
๐คฉ9๐ค5๐4๐ฑ3๐2๐ฅฐ1
At what temperature is gypsum heated to form Plaster of Paris?
Anonymous Quiz
27%
90 degree celsius
51%
100 degree celsius
17%
120 degree celsius
6%
110 degree celsius
๐9๐ฅฐ4๐1
๐23๐ฅ7๐6
Forwarded from Shubham Jha - Class 9
YouTube
เคฌเคนเฅเคค เคคเคพเคเคค เคนเฅ Consistency เคฎเฅเค - Morning Motivation - #motivationalquotesoftheday
เคฌเคนเฅเคค เคคเคพเคเคค เคนเฅ Consistency เคฎเฅเค - Morning Motivation - #motivationalquotesoftheday
---------------------------------------------------------------
Join our telegram channel now
Class 7 & 8 - https://t.me/shubhamjhaclass78
Class 9 - https://t.me/class9shubhamโฆ
---------------------------------------------------------------
Join our telegram channel now
Class 7 & 8 - https://t.me/shubhamjhaclass78
Class 9 - https://t.me/class9shubhamโฆ
๐7๐ฅ1
The number of protons in an atom of an element A is 19 then, the number of electron in its ion A+ is:
Anonymous Quiz
26%
18
53%
19
19%
20
2%
21
๐10๐ค7
๐6๐4โค2
The sulphide ores are converted into oxides by heating strongly in the presence of excess air. This process is known as
Anonymous Quiz
35%
Roasting
32%
Smelting
25%
Calcination
9%
Refining
๐7๐ค4๐1
enzymes pepsin and trypsin are secreted respectively by
Anonymous Quiz
34%
Stomach and pancreas
27%
Salivary gland and stomach
37%
Liver and pancreas
2%
None
๐11๐ฅ4๐1
Among the following choose the correct option which includes the organisms that have a holozoic mode of nutrition:
Anonymous Quiz
42%
Plasmodium and Amoeba
25%
Parakeet and Amoeba
24%
Paramecium and Plasmodium
9%
Paramecium and Parasite
๐ฑ9๐8โค1๐1