How many electrons do you need to balance the number of protons in a strontium atom so the overall charge of the atom is zero, or neutral? How many electrons in an atom could possibly have n = 3? a. 10. b. 0. c. 18. d. 14. How many electr...
What principle do we use in writing the formula of an ionic compound such as NaCl or MgI2? How do we know that two iodide ions are needed for each magnesium ion, whereas only one chloride ion is needed per sodium ion? CrF6 : - What is...
How many benzylic hydrogen are present is cumene : View Solution View Solution Doubtnut is No.1 Study App and Learning App with Instant Video Solutions for NCERT Class 6, Class 7, Class 8, Class 9, Class 10, Class 11 and Class 12, IIT JEE prep, NEET preparation and CBSE, UP Board, ...
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In chemistry, a compound's valence number is the number of bonds formed by the electrons in the last (outer) shell (called valence electrons) of atoms to other atoms' valence electrons.
Surface-confined redox transformations of many compounds insoluble in the employed electrolyte solution (e.g., RuO2 or MnO2 in aqueous electrolyte solutions) show a current response in CVs fairly similar, capacitor-like (for a typical example, see [26]). Because the underlying process is not ...
Why do certain atoms want electrons more and others want them less? Remember that atoms want to have a full valence shell. This means that many atoms want to have eight electrons in the valence shell. This can happen with the help of ionization and/or bonding. ...
In effect a plasma is a cloud of protons, neutrons and electrons where all the electrons have come loose from their respective molecules and atoms, giving the plasma the ability to act as a whole rather than as a bunch of atoms. Plasmas are the most common state of matter in the ...
NaClO3 (s) + Fe (s) -> 3O2 (g) + NaCl (s) + FeO (s) The SFOG supplies 6.5 man-hours of oxygen per kilogram of the mixture. Russian spacesuits also make oxygen using SFOGs. In future space stations or space colonies, NASA scientists hope to create oxygen and eliminate carbon dio...
How many copper atoms are in a pure copper statue with a mass of 144 kg? Moles: The concept of the mole is very helpful to chemists as it allows them to convert masses of substance into the amount molecules of that substance and thereby conduct more balanced reactions. ...