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
Elena-2011 [213]
2 years ago
15

Could someone help me with this?

Chemistry
1 answer:
Varvara68 [4.7K]2 years ago
7 0

Solving part-1 only

#1

KMnO_4

  • Transition metal is Manganese (Mn)

#2

Actually it's the oxidation number of Mn

Let's find how?

\\ \tt\Rrightarrow x+1+4(-2)=0

\\ \tt\Rrightarrow x+1-8=0

\\ \tt\Rrightarrow x-7=0

\\ \tt\Rrightarrow x=+7

  • x is the oxidation number

#3

  • Purple as per the color of potassium permanganate

#4

\boxed{\begin{array}{c|c|c}\boxed{\bf Tube} &\boxed{\bf Charge} &\boxed{\bf No\:of\; electrons\: loss}\\ \sf 2 &\sf +6 &\sf 6e^-\\ \sf 3& \sf +2 &\sf 2e- \\ \sf 4 &\sf 4 &\sf 4e^-\end{array}}

You might be interested in
What’s the answer to this
Svetllana [295]

Answer:

B and D as well

Explanation:

All the electronic configuration of the elements of B end on s sub shell.

S energy level sub shell can hold 2 electrons and since Be, Mg, Ca Sr end in s.

We can say, they have same valence electrons, i.e 2 electrons.

6 0
2 years ago
Read 2 more answers
What is the number of carbon atoms in the ring portion of the haworth structure of glucose?
Anna35 [415]
I have attached the picture ot the H<span>aworth structure of glucose.

You can count in total 6 carbon atoms but only 5 are in the ring portion of the structure.

Therefore, the answer is 5.
</span>

8 0
3 years ago
Cacti and succulents are better adapted
masha68 [24]

Answer:

answer is C

Explanation:

encourage the release of carbon dioxide from the stems

8 0
3 years ago
Which of the following describes how air resistance affects the motion of a falling object?(1 point) Air resistance may change t
inessss [21]

Answer:

Air resistance opposes the gravity in a falling object hence the object loses speed once it reaches terminal velocity.

According to the experim

6 0
1 year ago
Which of the following is not a part of every scientific investigation?
Dmitry_Shevchenko [17]

Answer:

the correct answer is Group of answer choices

6 0
3 years ago
Other questions:
  • What are the products in the reaction below?<br> HCI + NaOH → H2O + NaCl
    11·1 answer
  • Question 1 2 pts This question is worth 2 points. Using the ruler included below, how long are these crucible tongs? ​
    6·1 answer
  • A 01.0kg baseball is hit through a neighbors window.just before it hits the window,the ball has a kinetic energy of 200j.what wa
    13·1 answer
  • Solid sodium reacts violently with water, producing heat, hydrogen gas, and sodium hydroxide. How many liters of hydrogen gas ar
    11·1 answer
  • _______________ is when a compound containing carbon and hydrogen (and sometimes oxygen) combines with oxygen gas to produce car
    12·1 answer
  • Balancing Equations: <br> _(NH4)3PO4 + _Pb(NO3)4 = _Pb3(PO4)4 + _NH4NO3<br><br> With work please.
    14·1 answer
  • Approximate the instantaneous rate of this reaction at time t = 40 s.
    6·1 answer
  • The number of valence electrons for 1s22s22p4 is:
    10·1 answer
  • Hlo good evening everyone​
    15·2 answers
  • What is the empirical formula for a compound if a sample contains 1.0 g of S and 1.5 g of O?
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!