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
melamori03 [73]
3 years ago
9

Potassium impart purple colour but beryllium do not impart any colour to the flame.Why?​

Chemistry
1 answer:
BaLLatris [955]3 years ago
6 0

Answer:

<h2>The electrons in beryllium and magnesium are too strongly bound to get excited by flame. Hence, these elements do not impart any color.</h2>
You might be interested in
PLZ HELP I WILL GIVE BRAINLY AND POINTS
max2010maxim [7]

Answer:

1. Define the problem

2. Conduct a literature search

3. Propose a hypothesis

4. Devise an experiment to prove or disprove

5. State conclusions

Explanation: In order to begin an experiment, you must first define a problem or question that you will be answering. Then you must research the problem in order to form a hypothesis, or an educated guess. Then you should devise and execute an experiment to answer your question. The conclusions that you draw will either prove or disprove your hypothesis. Hope this helps!

8 0
3 years ago
Read 2 more answers
A rock climbing group reached the top of Mount Everest in the Himalayan mountains. Mount Everest is about 29,000 feet above sea
Maslowich

Answer:

Two tectonic plates had the same density and a collision of the plates pushed the advancing plate that contained fossilized marine organisms upward forming the Himalayan mountains and Mount Everest.

7 0
3 years ago
Which type of radioactive decay occurs in the following reaction?
ella [17]
This one is beta decay (the -1 subscript tells us that)
7 0
4 years ago
Read 2 more answers
Is nac1 (table salt) dissolve with water a chemical or physical change quizet?
tia_tia [17]
Physical. When you simply desolve something with water, to don't actually change it. This action can be undone.
An example of a chemical reaction is when the cells within completely change. You you burn wood, you can't go back in time and un-burn it. Does that make sense?
8 0
4 years ago
Directions: Use the words in the word box to complete the following sentences.
bixtya [17]

Answer:

if u answer my today's a pic quatiom I will give u ur any questions

6 0
3 years ago
Read 2 more answers
Other questions:
  • Two identical pots, one black and one silver, containing exactly the same amounts of water, are heated to the same temperature.
    5·2 answers
  • Amy performed an experiment in lab. She improperly mixed the chemicals, and an explosion of light, sound, and heat occurred. Whe
    15·2 answers
  • Which part of the water cycle will help an area that is flooded?
    9·2 answers
  • Can you help me on my science
    9·1 answer
  • Which elements are designated as the alkaline-
    11·1 answer
  • Human activities, like burning fossil fuels and deforestation, have greatly contributed to global warming. In this discussion as
    12·1 answer
  • What happens when an acid and alkali react
    8·2 answers
  • The volume of a gas is 5.0 L, when the temperature is 5.0 degrees Celsius. If the temperature is increased to 10.0 degrees Celsi
    11·1 answer
  • What is the symbol for decimeter
    15·2 answers
  • What can u say about the sizes of all the atoms in a piece of carbon​
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!