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Artemon [7]
3 years ago
10

How many valence electrons are present in the atom of the atomic number of 12?

Computers and Technology
1 answer:
Natali [406]3 years ago
5 0
When we do the electronic configuration of the atom we get that on K shell the no. Of atoms is 2 in L shell the no. Of atoms will be 8 and in M shell or the valence shell the no. Of atoms will be 2 so the no. Of valence electrons will be 2.

You might be interested in
Which of the following does your textbook recommend for preparing PowerPoint slides? Group of answer choices
Tcecarenko [31]

Answer:

1 & 3 only

1. Limit the amount of text to not more than 6 lines per slide

3. Stick to a limited number of colors and use them consistently

Explanation:

The general PowerPoint slide rule is 6 x 6 presentation rule which translates to

6 words per line and 6 lines per slide

It helps keeping your slide from being so dense and packed with information that people don't want to look at it.

It's always important to keep consistent colors in PowerPoint slides. This enables you to maintain cool rhythm throughout the slides.

Inconsistent colours easily distracts your audience/readers.

It's not advisable to use capital letters all through in PowerPoint slides.

3 0
3 years ago
The Security Development Life Cycle (SDLC) is a general methodology for the design and implementation of an information system.
navik [9.2K]

Answer:

False

Explanation:

The Security Development Life Cycle (SDLC), is a software development which involves traditional approach towards its design such as, waterfall model, Agile, etc.

It can either be referred to as a generic secure development life cycle or a specific one, such as the Microsoft SDL or the Cisco SDL.

Its phases includes,

A1 - Security Assessment

A2 - Architecture

A3 - Design and Development 1

A4 - Design and Development 2

A5 - Ship

PRSA - Post Release

Each phase talks about how a secured software is developed.

The Security Development Life Cycle (SDLC) is a general methodology for the design and implementation of an information system. This statement is false because by definition and attributes Security Development Life Cycle is a traditional approach towards software development and not a general method.

6 0
3 years ago
What is the name of the item that supplies the exact or near exact voltage at the required wattage to all of the circuitry insid
gizmo_the_mogwai [7]

Answer:

It's the <u><em>power supply</em></u>

Explanation:

The power supply is what essentially enables the computer to operate. It is able to do that by converting the incoming alternating current (AC) to direct current (DC) at the correct wattage rating that is required by the computer to function. The power supply is a metal box that is generally placed in the corner of the case.

4 0
3 years ago
Write a program in python to test if given number is prime or not.
Paraphin [41]

Answer:

Answer:

def main():

num = int(input("Input a number to check for prime: "))

if num > 1:

 for i in range(2,num):

  if (num % i) == 0:

   print("%d is not a prime number" % num)

   break

  else:

   print("%d is a prime number" % num)

   break

else:

 print("%d is not a prime number" % num)

 

if __name__ == "__main__":

main()

Explanation:

Solution retrieved from programiz.com.

Note, this program uses the idea of the Sieve of Eratosthenes to validate the input number by using the modulo operator to determine primeness.

The program will output to the user if the number input is indeed prime or not.

Cheers.

Explanation:

4 0
3 years ago
Read 2 more answers
Select the correct answer. Which character type is usually seen more often in games for young children than for the other age gr
garri49 [273]

Answer:

B. Animal

Explanation:

Just took the test on Plato

#PlatoLivesMatter

7 0
3 years ago
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