1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Elan Coil [88]
2 years ago
12

Which is the atomic number of an alkali metal? 10 11 12 13

Chemistry
2 answers:
prohojiy [21]2 years ago
5 0

Answer:

11 is the atomic number of alkali metal

Explanation:

The Group 1 elements are called the alkali metals. ... All the Group 1 elements are very reactive . They must be stored under oil to keep air and water away from them. Group 1 elements form alkaline solutions when they react with water, which is why they are called alkali metals.

kvv77 [185]2 years ago
3 0
I think it’s 11 for the alkali metal
You might be interested in
Calculate the mass, in grams, of 1.2000 mol Mg₃N₂
fredd [130]
So what do you want me to do
Explanation
7 0
2 years ago
HURRY WHICH ONE IS IT??
aliya0001 [1]

Answer:

Protons are positive, electrons are negative, neutrons have to charge. Most of an Atoms mass comes from its protons and neutrons

Explanation:

I took some notes in my notebook about Atoms.

8 0
3 years ago
Read 2 more answers
What is one way water moves through the nonliving parts of an ecosystem during the water system?
tatyana61 [14]

Answer:

Water moves through the help of living organisms in an ecosystem. ... Plants absorbs water through their root system and loss by transpiration. Water also moves through the living organisms in an ecosystem. Other nonliving processes such as evaporation, precipitation, water returns back into the atmosphere.

Explanation:

hope this helps you

5 0
2 years ago
Read 2 more answers
How many atoms of chlorine (Cl) are shown below? <br><br> 5 CaCl2
Jobisdone [24]
The answer is not C...
5 0
3 years ago
In this reaction what is the correct coefficient for sodium chloride? pb(no3)2 ? nacl → pbcl2 ? nano3
Dovator [93]
<span>pb(no3)2 + 2 nacl → pbcl2 + 2nano3</span>
4 0
3 years ago
Read 2 more answers
Other questions:
  • A 155 g sample of an unknown substance was heated from 25°c to 40°c. in the process, the substance absorbed 569 calories of ener
    6·2 answers
  • What is the noble-gas electron configuration for bromine?
    12·1 answer
  • 8.84 g of a compound is analyzed and found to contain 3.53 g of C, 0.295 g of H, 4.08 g of N, and 0.935 g of O. Which of the fol
    5·1 answer
  • How many electrons will be involved in a triple covalent bond
    11·1 answer
  • If scientists had tried to repeat thomosons experiment and found that they could not would thomosons cocnclusion still have been
    10·1 answer
  • The following physical constants are for water, H2O.
    10·1 answer
  • A hot metal plate at 150°C has been placed in air at room temperature. Which event would most likely take place over the next fe
    11·1 answer
  • A chemist reacts 30.0 mL of 5.6 M HCl with an excess of Mg(OH)2 How many grams of magnesium will be produced
    8·1 answer
  • Answer number 1 please
    12·1 answer
  • 2) Imagine that a loudspeaker is producing quiet note with a low pitch
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!