Across
- 2. is an element that doesn't have the characteristics of metal.
- 4. the combining power of an element, especially as measured by the number of hydrogen atoms it can displace or combine with.
- 5. table Table of the chemical elements.
- 8. Simple alcohol, formula, C2H60.
- 10. Chemistry the chemistry of carbon compounds (other than simple salts such as carbonates, oxides, and carbides).
- 11. is a negatively charged subatomic particle.
- 13. an organic compound derived from ammonia by replacement of one or more hydrogen atoms by organic groups.
- 15. mass of an atom.
- 19. A polyhedron composed of four triangular faces.
- 21. Number of protons in the nucleus of an atom.
- 22. is an element that readily forms positive ions (cations) and has metallic bonds.
- 25. any of the series of saturated hydrocarbons including methane, ethane, propane, and higher members.
- 26. Containing, or derived from ethyl alcohol.
- 29. a chemical bond in which one pair of electrons is shared by two atoms in a molecule.
- 30. Unsaturated having in each molecule many chemical bonds in which two or three pairs of electrons are shared by two atom.
- 34. also known as Lewis Dot.
- 35. element with the symbol Na
- 37. A chemical element with the symbol Al.
- 38. Theory A scientific theory of the nature of matter.
- 41. is the smallest component of an element, characterized by a sharing of the chemical properties of the element and a nucleus with neutrons, protons and electrons.
- 42. the result of transferred valence electrons .
- 45. is a subatomic particle found in the nucleus of every atom except that of simple hydrogen.
- 47. came from the Latin word acidus , which means "sour,"
- 48. is a chemical substance composed of many identical molecules composed of atoms from more than one element held together by chemical bonds.
- 51. Acids that contain oxygen.
- 52. is an organic compound having more than two amino groups.
- 53. is a state of matter characterized by particles arranged such that their shape and volume are relatively stable.
- 54. 2 or more atoms held together
- 56. each of two or more compounds with the same formula but a different arrangement of atoms in the molecule and different properties.
- 57. Pair is simply a pair of electron which is being shared mutually between two atoms forming a chemical bond or in other words, it means the electron density lies in between two atoms.
Down
- 1. a group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction.
- 3. A chemical element with a symbol O
- 4. State of being thick, sticky and semifluid.
- 6. composed of two chemical elements, an element and a radical that acts as an element.
- 7. is an ionic species having a negative.
- 9. Any of the gaseous elements
- 12. Scientific discipline involved with elements and compounds composed of atoms, molecules and ions.
- 14. result of shared valence electrons
- 16. Process of oxidation
- 17. whose properties are intermediate between those of metals and solid nonmetals or semiconductors
- 18. is a subatomic particle found in the nucleus of every atom.
- 20. Natural matter or compounds with a carbon base.
- 23. Something unrelated to organic matter or organic life, not animal or vegetable, or a chemical compound that does not contain carbon.
- 24. atom or group of atoms that bears a positive electric charge.
- 27. Chemical element with the symbol H.
- 28. is an organic compound consisting entirely of hydrogen and carbon.
- 31. is an acyclic saturated hydrocarbon.
- 32. Large molecules composed of one or more chains of amino acids in a specific order.
- 33. is a concise way of expressing information symbolically, as in a mathematical formula or a chemical formula.
- 34. a substance that flows freely but is of constant volume, having a consistency like that of water or oil.
- 36. Element with the symbol C.
- 39. containing a carbon atom united to three other carbon atoms.
- 40. is a state of matter that has no fixed shape and no fixed volume.
- 43. Compound Large class of chemical compounds in which one or more atoms of carbon are covalently linked to atoms of other elements.
- 44. Organic compound that contains a carboxyl group.
- 46. is a charged atom or molecule.
- 47. is any organic compound in which a hydroxyl group (-OH) is bound to a carbon atom, which in turn is bound to other hydrogen and/or carbon atoms.
- 49. A chemical element with the symbol K.
- 50. is a general rule of thumb that applies to most atoms.
- 55. is a substance whose atoms all have the same number of protons.