All organic compounds contain: Alkene Carbon Chlorine Nitrogen

Which best compares and contrasts how John Newlands and Dmitri Mendeleev organized eleme Both Newlands and Mendeleev arranged elements according to their chemical properties, but used atomic mass as well. Both Newlands and Mendeleev arranged elements according to their atomic masses, but only chemical properties as well. Both Newlands and Mendeleev organized elements into groups, but only Newlands used a tak columns. Both Newlands and Mendeleev organized elements into a table with rows and columns , but ol named different groups of elements.

The following chemical reaction takes place in aqueous solution: FeBr_(2)(aq)+(NH_(4))_(2)S(aq)arrow FeS(s)+2NH_(4)Br(aq) Write the net ionic equation for this reaction.

How many atoms would be in 3 moles of Oxygen? (3) (6.02times 10^24) of 0 atoms (2) (6.02times 10^23) of 0 atoms (3) (6.02times 10^23) of 0 atoms (4) (6.02times 10^23) of 0 atoms

Part: 1/3 Part 2 of 3 How many moles of the product Fe_(2)O_(3) form? Be sure your answer has the correct number of significant figures. square molFe_(2)O_(3)

Which property describes both polar covalent and nonpolar covalent compounds? brittle electrical conductivity high melting points shiny luster appearance

What is the oxidation number of the S in SO_(3)^2- +5 +4 +6 +2

Which among the following has highest atomic radil? Rb cs AS xe

What are the two types of luster? Shiny and Dull Metallic and Non-metallic Earthy and Non-Earthy Dark and Light Colored

An element X has the electron configuration that ends in ns^2p^1 . Which of the following ions is formed by the element? x^3+ X^- x^2+ x^5-

Hot Questions

When you balance the Separate Water simulation how many individual oxygen atoms do you need on the products side to complete the balanced equation? 1 2 3 4

Determine which type of property each statement describes by typing "physical or "chemical" in the blank. Hydrogen is a colorless tasteless, and odorless gas. $\square $ Hydrogen is very combustible in the presence of oxygen. $\square $ Hydrogen is very reactive with most elements. $\square $ Hydrogen is the least dense of all elements. $\square $

Which of the following is an empirical formula? $C_{3}H_{6}$ $C_{3}H_{8}$ CH $C_{2}H_{4}$

Which of the following has the most mass per mole? Oxygen Nitrogen Carbon Potassium

What is the electron configuration for oxygen, O? $1s^{2}2s^{2}2p^{3}$ $1s^{2}2s^{2}2p^{6}3s^{2}$ $1s^{2}2s^{2}2p^{4}$ $1s^{2}2s^{2}2p^{6}3s^{2}$

Gasoline, paints, thinners solvents, natural gas acetylene are all examples of potential: A. Toxic hazards. B. Flammable hazards. C. Combustible hazards. D. All of the above. E. None of the above.

Trans fats and partially hydrogenated oils are the same thing. False True

Is this compound ionic or covalent? $NO_{2}$ ionic covalent

(b) $H_{3}C-CH-CH_{2}-CH_{2}-CH_{3}\\ H_{2}C-CH_{3}$ 2-Ethylpentane Spell out the full name of the compound. The correct name is $\square $

Question 2 (Multiple Choice Worln 2 Points) (05.01 LC) Which of the following groups have seven valence electrons and are very reactive? Column 1 alkali metals Column 2 alkaline earth metals Column 17 halogens Column 18 noble gases