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Elena-2011 [213]

3 years ago

13

Bromine (Br) belongs to the halogen family. Based on the location of the halogens, how many valence electrons does bromine have?

2 answers:

nignag [31]3 years ago

7 0

Answer:

D. 7

Explanation:

bromine has 7 valence electrons, as it is in the halogens, which are also know as group 17/7A

Amanda [17]3 years ago

3 0

Answer:

D. 7

Explanation:

The halogens are found in Group 7 of the Periodic Table. If Bromine is a halogen, then that means it would be found in Group 7. Also, elements in Group 7 have 7 electrons in its outer shell, Bromine would have 7 electrons in its outer shell.

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Which of the following is non polar covalent bond?

vladimir2022 [97]

Answer:

N-Cl

Explanation:

Look at the chart below. Since N-Cl bond has a electronegativity difference of (3.0-3.0) zero, they are non-polar.

5 0

2 years ago

If a helium filled ballon has a volume of 3.4l at 25°c and 1.18atm., what is its volume at STP?

vladimir2022 [97]

Answer:

3.711 L

Explanation:

The formula you need to use is the following:

$\frac{V_{1}}{T_{1}} = \frac{V_{2}}{T_{2}}\\$

3.4L / 298 K = V2 / 273 K

V2 = 3.711 L

5 0

2 years ago

You find a mysterious white powder in your kitchen. It could be cream of tartar (pH=5), sugar (pH=7), baking soda (pH=8), or dra

GREYUIT [131]

The pH indicators to be used are Phenolphthalein, Red cabbage, Bromthymol blue and Congo red.

<h3>What are pH indicators?</h3>

Indicators are substances which change color as the pH of a medium changes.

The common indicators and their pH range is as follows:

Phenolphthalein - pH range of 8.3 and 10.5
Red cabbage - pH 2 to 10
Bromthymol blue - 6.0 to 7.6
Congo red - 3.0 to 5.2

Therefore, the indicators to be used are Phenolphthalein, Red cabbage, Bromthymol blue and Congo red.

Learn more about pH indicators at: brainly.com/question/13779537

#SPJ1

8 0

2 years ago

What is an example of inert elements

solmaris [256]

Neon, Helium, Krypton, Xenon, Argon

8 0

3 years ago

Read 2 more answers

Um exemplo de força elétrica.

evablogger [386]

Answer:

la carga en una bombilla

7 0

3 years ago

Read 2 more answers