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
Ludmilka [50]
3 years ago
8

Which element in Period 5 is the most active metal

Biology
2 answers:
Sauron [17]3 years ago
6 0

Answer:

Rubidium is most active metal in period 5

Explanation:

There are total 18 elements in the fifth period of element table. There are total 18 elements in this period out of which rubidium is the smallest and lies at the starting of the fifth period. Unlike other elements of its group , rubidium is an alkali metal and has an oxidation state of +1 which makes it highly reactive. It reacts violently in air and water.  

Alexxx [7]3 years ago
3 0
I believe the most active metal in period 5 is rubidium. Rubidium is the first element placed in period 5. It is an alkali metal, the most reactive group in the periodic table, having properties and similarities with both other alkali metals and other period 5 elements.

hope this helps :)
You might be interested in
Which of the following predictions about global climate is directly related to an increase in the burning of fossil fuels? a. in
alexandr402 [8]
The appropriate answer is c. global warming. Global warming is an increase in the global temperature caused by the increased use of fossil fuels. Using fossil fuels since the industrial revolution has pumped extra carbon dioxide in the atmosphere than what would actually enter from natural processes. This extra carbon dioxide is increasing the green house effect and causing the temperature to increase.
3 0
2 years ago
What is a qualitative observation?
ad-work [718]

Answer:

A qualitative observation involves the use of five sensory organs, sight, smell, taste, touch, and hearing, and their function to examine the attributes. Being subjective in nature, it focuses on the characteristics and qualities of the variables rather than the numerical value.

Explanation:

mark as a brainliest answer if it helps you

6 0
2 years ago
Read 2 more answers
The blank is a sensory organ
laila [671]

Answer:

skin

Explanation:

this is one of them. it has a sense of touch skin is a organ

8 0
3 years ago
describe the type of growth that is happening, the factors that have led to such growth, and predict what may happen in the futu
Sergeeva-Olga [200]

Answer and Explanation:

It's a constrictive growth pyramid I think. They could die out in the future..

I can't remember the factors that have led to the growth

7 0
2 years ago
You see a white marker with an orange circle and black lettering. what does this marker tell you
AlexFokin [52]

Answer:

Controlled area

Explanation:

  • A white marker with an orange circle and black lettering indicate a controlled area which may represent a speed limit, wake restrictions or anchoring.
  • These markers are regulatory markers that are present to make the boaters aware of the dangers and their surroundings.
  • These markers help in navigation.
6 0
3 years ago
Other questions:
  • Sound wave vibrations are transmitted by three tiny bones located in the
    13·2 answers
  • Which of the following blood vessels are small, thin, and porous enough to exchange substances at the tissue level of organizati
    15·1 answer
  • What is one of the advantages,<br>of reproducing sexually versus<br>asexually?​
    13·1 answer
  • Planarians lack dedicated respiratory and circulatory systems. This deficiency does not cause a problem because ________.
    13·1 answer
  • Question 7
    6·2 answers
  • When atoms in a covalent bond share electrons unequally (one atoms pulls more than the other), the bond is said to be __________
    11·2 answers
  • Which genotype determines that a person does NOT have sickle-cell anemia, but has the potential to pass the genetic disease on t
    9·1 answer
  • Please Help!
    7·1 answer
  • Plants evolved a waxy<br> to help seal water in the<br> plant and prevent water loss.
    9·1 answer
  • Lysogeny can result in all of the following EXCEPT immunity to reinfection by the same phage. phage conversion. specialized tran
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!