Explain valence electrons in parentheses were placed

Assignment Help Chemistry
Reference no: EM13690807

Question- Which one of the following elements would be incorrectly represented as a Lewis symbol if the number of valence electrons in parentheses were placed around it?

a. Na (1)

b. C (4)

c. Al (3)

d. Br (8)

e. P (5)

Please illustrate work if possible thanks

Reference no: EM13690807

Questions Cloud

Define what volume of base is needed to reach the end point : Question- The flask shown here contains 0.708 g of acid and a few drops of phenolphthalein indicator dissolved in water. The buret contains 0.320 M NaOH. 1) What volume of base is needed to reach the end point of the titration
Bromophenol blue as an appropriate indicator : Question- The instructions recommend the use of either methyl orange or bromophenol blue as an appropriate indicator for the back titration. Is either or both of these appropriate and if so, why? Can you suggest any other appropriate indicators
What volume of base is needed to reach the end point : Question- The flask shown here contains 0.276 g of acid and a few drops of phenolphthalein indicator dissolved in water. The buret contains 0.200 M NaOH
What is the approximate molar mass of lauryl alcohol : What is the approximate molar mass of lauryl alcohol if the molal freezing-point-depression constant for benzene is 5.12 ºC/m?
Explain valence electrons in parentheses were placed : Question- Which one of the following elements would be incorrectly represented as a Lewis symbol if the number of valence electrons in parentheses were placed around it?
Develop a high-level causal-loop diagram : Develop a high-level causal-loop diagram
Impact of historical research on businesses : Impact of Historical Research on Businesses
Explain the temperature of the solution to rise : Question- In a constant-pressure calorimeter, 55.0mL of 0.330 M Ba(OH)2 was added to 55.0 mL of 0.660 M HCl. The reaction caused the temperature of the solution to rise from 23.22 °C to 27.72 °C.
The titan hotel routinely experiences no : The Titan hotel routinely experiences no

Reviews

Write a Review

Chemistry Questions & Answers

  Sodium hypochlorite why are the dyes colored

Question- In a kinetic reaction of a food colorant with sodium hypochlorite why are the dyes colored. And why does the color disappear when a dye reacts with sodium hypochlorite

  Explain how would you expect the conductivity of solution

Explain how would you expect the conductivity of the solution to change during the titration of a strong acid with a strong base. Explain How would expect the conductivity of the solution to change during the titration of a weak acid with a strong..

  Define carbon monoxide co and cl2

At high temperatures phosgene (COCl2) decomposes to give carbon monoxide CO and Cl2. In a typical experiment, 0.631 g of COCl2 is injected into a flask of volume 472 cc.

  Explain what was the initial volume of the system

The piston is working against a pressure of 0.500 atm. The final volume of the system is 58.0 L. Explain what was the initial volume of the system if the internal energy of the system decreased by 102.2 J

  Explain a metal at higher temperature is transfer

When a metal at higher temperature is transfer to water at a lower temperature, heat is inevitably lost to the calorimeter. Will this unmeasured heat loss increase or decrease the calculated value of the specific heat of the metal

  Define the wavenumber of light associated with a transition

Consider the 1H19F molecule. The bond length of 1H19F is 91.7 pm. The wavenumber of light associated with a transition from the ground vibrational state to the first excited state is 1159.18 cm^-1.

  Compute the activation energy for a reaction

Calculate the activation energy (in joules) for a reaction whose rate constant doubles when the temperature is raised

  Explain volumes of all substances present after the reaction

Solid potassium ,K , can be reacted with molecular oxygen , O2 to form K2O. If 4.3 g of potassium are reacted with 2 dm^3 of pure O2 at 20 degree celsius and 101.325 kPa what will be the mass and/or volumes of all substances present after the reac..

  Compute the molar mass of the acid

A student prepares a weak acid solution by dissolving 0.2500 g HZ to give 100. mL solution. The titration requires 30.0 mL of 0.1025 M NaOH

  Compute the absolute pressure in the tank in

A pressure gauge on a welder's tank gives a reading of 22.4 psig.The barometer reading is 26.6 in. Hg. Calculate the absolute pressure in the tank in:

  State what temperature the vapor pressure of pure benzene

At a certain temperature the vapor pressure of pure benzene and pure toluene are 380 torr and 130 torr, respectively. If 7.50 mol benzene is mixed with 6.64 mol toluene

  Explain hypochlorous acid or hypochlorite buffer solution

What is the PH of .0750L of hypochlorous acid/hypochlorite buffer solution, originally .300M in HCLO and .400M in CLO-. after 7.5E-3 moles of NAOH have been added to the buffer

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd