subject
Chemistry, 21.01.2021 18:40 hoolio75

Use your periodic table to complete the table below. The first one has been done for you. Element
Atomic #
Mass
Protons
Neutrons
Electrons
Symbol
Iodine
53
127
53
74
54
I1-

35
17

Cl1-
Hydrogen

1
1

0

35

45
36

5
11

B3+
Oxygen

16
8

10

Element
Atomic #
Mass
Protons
Neutrons
Electrons
Symbol
Nitrogen

7
7
10

Aluminum

27

10

56
26

24

29

35

Cu1+

64
29

27

Match each of the positive ions listed with the total number of electrons that ion contains. Use your periodic table. The same answer may be used more than once.

A) 2 B) 10 C) 21 D) 23 E) 24
F) 25 G) 36 H) 48 I) 76 J) 81

Al+3 Fe+3 Mg+2 Sn+2
Li+1 Cr+3 Rb+1 Pt+2

ansver
Answers: 1

Another question on Chemistry

question
Chemistry, 21.06.2019 21:00
Match the following items. 1. high-intensity bundle of energy being emitted from some decaying nuclei gamma ray 2. particle radiating from the nucleus of some atoms beta particle 3. negative particle identical to an electron but radiating from a decaying nucleus alpha particle
Answers: 1
question
Chemistry, 22.06.2019 12:30
May someone me with these science questions
Answers: 1
question
Chemistry, 22.06.2019 13:00
What happens to the average kinetic energy of a gas when the particles of the gas collide against each other at a constant temperature and volume? explain your answer.
Answers: 3
question
Chemistry, 22.06.2019 22:30
3.09 lab: reaction of metals 1 which combinations of substances resulted in a chemical change? for each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. make a general statement about the reactivity of the metals in this experiment.
Answers: 1
You know the right answer?
Use your periodic table to complete the table below. The first one has been done for you. Element
Questions
question
Computers and Technology, 16.01.2020 20:31
Questions on the website: 13722367