Metals and anions Samenvattingen, Aantekeningen en Examens

Naming Covalent Compounds: Prefixes and Formulas Exam Review 100% Correct Compound - ANS-Chemically combined elements with different properties than the elements themselves Chemical Formula - ANS-Representation of elements and their quantities in a compound Octet Rule - ANS-Atoms gain, lose, or share electrons to achieve a full outer energy shell Stability - ANS-Achieving a complete outer energy level of valence electrons Ionic Bonds - ANS-Atoms transfer electrons to achieve stability, of...

ACS GEN CHEM 1 FINAL Exam 166 Questions with Verified Answers The physical material of the universe. It is anything that has mass and occupies space. - CORRECT ANSWER Matter is made up of relatively few elements. - CORRECT ANSWER Matter The smallest building block of matter. Smallest particle that retains the chemical property of the element (O, He, S). - CORRECT ANSWER Atom Each _______ is made of the same kind of atom - CORRECT ANSWER Element Combination of atoms held together i...

GCSE EDEXCEL TRIPLE SCIENCE CHEMISTRY PAPER 2 2024/2025 QUESTION PAPER ALREADY PASSED What does 'aq' mean? - answer Aqueous - it is dissolved in water Water - formula - answer H20 Ammonia - formula - answer NH3 Carbon Dioxide - formula - answer CO2 Hydrogen - formula - answer H2 Chlorine - formula - answer Cl2 Oxygen - formula - answer O2 Ammonium (ion) - formula - answer NH4 (+) Hydroxide (ion) - formula - answer OH (-) Nitrate (ion) - formula - answer NO3 (-) Carbonate (ion) -...

ABCTE Biology Terms Exam 143 Questions with Verified Answers Acidic solution - CORRECT ANSWER contains more hydrogen ions than hydroxide ions basic solution - CORRECT ANSWER contains more hydroxide ions than hydrogen ions colligative properties - CORRECT ANSWER properties of a solution that depend only on the number of particles dissolved in it, not the properties of the particles themselves. The main ones are boiling point elevation and freezing point depression. boiling point eleva...

ATI TEAS 7 (300Q)QuestionBank- Questions&Answers from Real test written by ATI TEAS 7 Exam Test Bank 300 Questions with Answers LATEST UPDATE FOR 2023 1. How are carbohydrates used by the body? Choose ALL answers that apply. • structure • Communication • storage • Recognition 2. What type of immunity does a vaccine provide? Choose only ONE best answer. • naturally acquired passive immunity • Artificial...

GCSE EDEXCEL TRIPLE SCIENCE CHEMISTRY PAPER 2 2024/2025 QUESTION PAPER ALREADY PASSED What does 'aq' mean? - answer Aqueous - it is dissolved in water Water - formula - answer H20 Ammonia - formula - answer NH3 Carbon Dioxide - formula - answer CO2 Hydrogen - formula - answer H2 Chlorine - formula - answer Cl2 Oxygen - formula - answer O2 Ammonium (ion) - formula - answer NH4 (+) Hydroxide (ion) - formula - answer OH (-) Nitrate (ion) - formula - answer NO3 (-) Carbonate (ion) -...

Matter is anything that takes up space, by having a volume, and has mass. Matter can exist in a solid, liquid, gaseous (vapor), or plasma state. All matter is made up of certain basic substances called elements. Elements can be further classified as being either essential or trace elements. Essential elements are required for human life Trace elements are required only in small quantities. Elements cannot be broken down to simpler substances and there are only ninet...

Inorganic Chemistry Exam 3 Exam With 100% Correct Answers 2024 What is a transition metal defined as? - answerA transition metal is an element whose atom has an incomplete d sub-shell, or which can give rise to cations with an incomplete d sub-shell What elements are excluded from the transition metals and why? - answerZinc, Cadmium, and Mercury are excluded since they have a full d10 sub-shell Why does Chromium (Cr) have the electron configuration 4s13d5 and not 4s23d4? - answerPreferenc...

Chem v1/v2, AP V1/V2, HESI A2 Biology BEST SOLUTIONS QUESTIONS AND CORRECT ANSWERS 100%[VERIFIED] If a Hydrogen is in a compound, what would its oxidation number be? - ANSWER +1 What is the oxidation number of any simple ion? - ANSWER The same as charge of the ion How many kilograms are in a pound? - ANSWER 0.453592 kg What is the temperature for freezing point of water in Celsius? - ANSWER 0 degrees Celsius (32°F for Fahrenheit) What is the conversion of Celsius to Fahrenheit? - AN...

Representative Elements correct answer: Groups 1, 2, 13-18 The outer e- belongs to 's' or 'p' groups Metals correct answer: Elements that readily lose electrons (form cation), giving them a high heat and electrical conductivity levels, high luster and variety of hardness Nonmetals correct answer: Readily gain e-, do not generally conduct heat/electricity Usually liquids and gases, some soft solids Metalloids correct answer: Elements that may accept or donate electrons readily ...