animals need to consume other organisms for energy. how would you categorize them based on that information?

Chemistry

1 answer:

babunello [35]3 years ago

3 0

Answer:

They would be carnivores.

Explanation:

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(ii) Arrange the following metals in decreasing order of their reactivity:<br>Fe, Zn, Na, Cu, Ag

ratelena [41]

Answer:

Given Elements are

Ferrus(Fe)
Zinc(Zinc)
Sodium (Na)
Copper (Cu)
Silver(Ag)

<h3>Decreasing Order:-</h3>

Na>Zn>Fe>Cu>Ag

<h3><u>Expla</u><u>nation</u><u>:</u><u>-</u></h3>

Here is the reactivity series of elements to let you understand better .

$\setlength{\unitlength}{0.8 cm}\begin{picture}(20,15)\thicklines\put(5,9.5){\large {\boxed{ \sf{Reactivity \: series}}}}\put(0.8,8){\large\sf K \qquad\qquad\qquad Potassium\qquad\qquad\qquad \: maximum}\put(0.8,7.2){\large\sf Na \qquad\qquad\qquad Sodium\qquad\qquad\qquad\quad \: reactivity}\put(0.8,6.2){\large\sf Ca\qquad\qquad\qquad \: Calcium}\put(0.8,5.2){\large\sf Mg\qquad\qquad\quad \: Magnesium}\put(0.8,4.2){\large\sf Al\qquad\qquad\qquad \: Aluminium\qquad\qquad\qquad \: decreasing}\put(0.8,3.2){\large\sf Zn\qquad\qquad\quad\qquad \: Zinc\qquad\qquad\qquad\qquad \:reactivity}\put(0.8,2.2){\large\sf Fe\qquad\qquad\quad\qquad Ferrous}\put(0.8,1.2){\large\sf Pb\qquad\qquad\qquad \: \:\: Lead}\put(0.8,0.2){\large\sf H\qquad\qquad\qquad \: \:Hydrogen}\put(0.8, - 0.6){\large\sf Cu\qquad\qquad\qquad \: Copper}\put(0.8, - 1.5){\large\sf Hg\qquad\qquad\qquad \: Mercury}\put(0.8, - 2.5){\large\sf Ag\qquad\qquad\qquad \: \:Silver}\put(0.8, - 3.5){\large\sf Au\qquad\qquad\qquad \: \: Gold\qquad\qquad\qquad\quad \: \: minimum reactivity}\put(9.3,8.2){\vector(0, - 2){12}}\end{picture}$

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3 years ago

Unit 7 CER

Schach [20]

Calcium has valency 2 and cl is diatomic molecule and 2 elctron is transferred to cl2 from calcium.ionic bond generally ocuurs in between metal and non metal.so due to transfer of electron, there exist ionic bond between cacl2

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3 years ago

An element has an atomic number of 92 and a mass number of 234, how many neutrons are there?

Sergio039 [100]

Mass number minus atomic number equals neutrons.
234-92=142

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3 years ago

The subatomic particle that has. Positive charge and is found in the nucleus an atom is

Kipish [7]

Answer:Protons, neutrons, and electrons are the three main subatomic particles found in an atom. Protons have a positive (+) charge. An easy way to remember this is to remember that both proton and positive start with the letter "P." Neutrons have no electrical charge.

Explanation:

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OverLord2011 [107]

Answer:

Explanation:

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