4. A student looked at an element with atomic number 11. How many protons did that atom have?
Anonymous Quiz
15%
22
10%
5
6%
12
69%
11
β€4
4. They ____ to the library to find books about atomic structure.
Anonymous Quiz
50%
go
20%
goes
28%
went
3%
gone
π4β€3
β5. During an experiment, an atom lost an electron. What did the atom become?
Anonymous Quiz
54%
A positive ion (cation)
32%
A negative ion (anion)
10%
A neutral molecule
4%
A new element
β€4
β5. I ____ my homework before I went to sleep.
Anonymous Quiz
19%
finish
6%
finishes
6%
finishing
68%
finished
β€9
β€12π5π4
NB tutorial service
Chemistry model exam For Practice.pdf
π΄ α¨Natural α°ααͺαα½ α₯ααα
α αα΄αα½ α αα΅α«α΅ ααααα΅ α΅α½ααα½α π
π₯°5β€4π₯1
π΄ ααα¬α α°α³α΅αα α½α ππ
π αααα αααα α°ααͺαα½ α¨ααα α₯α«α αααα£α΅ α₯αα For Natural student Chemistry grade 9 unit 2 α₯α α¨α°αα«α© English past tense α₯α«ααα½α α ααα α°α α₯αα α₯ααΉααα α€ α₯ααα α Concept α₯α«αα α£α½α α α₯αα π
π―α αα΅ α¨ααα¨α Topic α αααα αααα α₯αα°α«αα πͺπͺ
π© α΅α NB tutorial service ααα½α αα³α α₯α«α α₯α α α΅α°α«α¨α΅π @NB_tutorialservice
ααα«α α α³α π΄π΄
πNB tutorial service
---------ααα α¨α₯ααα° αα π€-----------
π αααα αααα α°ααͺαα½ α¨ααα α₯α«α αααα£α΅ α₯αα For Natural student Chemistry grade 9 unit 2 α₯α α¨α°αα«α© English past tense α₯α«ααα½α α ααα α°α α₯αα α₯ααΉααα α€ α₯ααα α Concept α₯α«αα α£α½α α α₯αα π
π―α αα΅ α¨ααα¨α Topic α αααα αααα α₯αα°α«αα πͺπͺ
π© α΅α NB tutorial service ααα½α αα³α α₯α«α α₯α α α΅α°α«α¨α΅π @NB_tutorialservice
ααα«α α α³α π΄π΄
πNB tutorial service
---------ααα α¨α₯ααα° αα π€-----------
β€13π6π€©3π₯1
English Note 2.pdf
513.3 KB
π΄αα
α¨English Short Note α₯α α₯α«ααα½α α¨α«α ααα’
π΄αα αα α α₯αα³α½α α₯α«αααΉα α α°αα₯ α¨α°α«α½α Entrance α¨90+ α αα α¨αα³αα‘α α΅ ααα αααα«α΅ α¨ααα€ α°α ααα α΅ π
π΄αα αα α α₯αα³α½α α₯α«αααΉα α α°αα₯ α¨α°α«α½α Entrance α¨90+ α αα α¨αα³αα‘α α΅ ααα αααα«α΅ α¨ααα€ α°α ααα α΅ π
β€20π6π₯3π₯°3
http://youtube.com/post/UgkxdQlo5XC094y-5Ypqu6dV4bNkO22-ze4w?si=_sAxtgOOoZNskDu1
π΄General Question
π΄General Question
π4π₯4
β€9π₯°2π₯1