The ion of an element has 3 positive charges. Mass number of the atom is 27 and the number of neutrons is 14. What is the number of electrons in the ion?
Anonymous Quiz
21%
13
53%
10
19%
14
6%
16
π1
π2
How many electrons are present in M-shell of an element with atomic number 20?
Anonymous Quiz
9%
5
64%
8
22%
12
5%
17
The ion of an element has 3 positive charges. Mass number of the atom is 27 and the number of neutrons is 14. What is the number of electrons in the ion?
Anonymous Quiz
22%
13
56%
10
14%
14
7%
16
Cathode rays consist of negatively charged particles known as β¦β¦β¦β¦β¦β¦
Anonymous Quiz
63%
Electron
20%
Proton
14%
Neutron
3%
None
Forwarded from Shubham Jha - Class 11 & 12 (Shubham Jha)
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Are you a student π¨βπ»and you face the problemπ« ki concept to samjhπ€ jata hai par padha hua yaad he nai rehtaπ.
If yes,
I have an essential questionπ to ask.
What if you FORGET πduring those IMPORTANT 3 hrsπ of EXAM?
Being an educatorπ¨βπ« for the last 8 years I can say from my experience that studentsπ©βπ don't score fewer marks because they don't studyπβοΈ.
But they do scoreless because they FORGET during EXAM hoursπβοΈ.
Either you are a student, teacher, or parent, and if you agree with me.
Then I invite you to my FREE webinar where I will teach you
SCIENTIFICπ¨βπ¬ TECHNIQUESπ¨βπ§ OF SMARTπ LEARNINGπ§
that will help you make LEARNING EASY for you π, your childπ§ , and your student π¨βπ
Date
π 7,8 and 14 Jan 2023
Time
β° 1 PM to 3 PM
Educator | Memory Coach
Shubham Jha
Link - https://wygei.courses.store/289695
If yes,
I have an essential questionπ to ask.
What if you FORGET πduring those IMPORTANT 3 hrsπ of EXAM?
Being an educatorπ¨βπ« for the last 8 years I can say from my experience that studentsπ©βπ don't score fewer marks because they don't studyπβοΈ.
But they do scoreless because they FORGET during EXAM hoursπβοΈ.
Either you are a student, teacher, or parent, and if you agree with me.
Then I invite you to my FREE webinar where I will teach you
SCIENTIFICπ¨βπ¬ TECHNIQUESπ¨βπ§ OF SMARTπ LEARNINGπ§
that will help you make LEARNING EASY for you π, your childπ§ , and your student π¨βπ
Date
π 7,8 and 14 Jan 2023
Time
β° 1 PM to 3 PM
Educator | Memory Coach
Shubham Jha
Link - https://wygei.courses.store/289695
A particle is moving in a circular path of radius r. The displacement after half a circle would be
Anonymous Quiz
23%
Zero
39%
Οr
33%
2r
5%
0
π1
Sound of frequency below β¦β¦β¦β¦β¦ is called infrasonic sound.
Anonymous Quiz
76%
20hz
8%
31hz
10%
40hz
6%
14hz
Speed of sound β¦β¦β¦β¦β¦ with increase in temperature.
Anonymous Quiz
64%
Increase
36%
Decrease